diff --git a/java/res/values/config.xml b/java/res/values/config.xml
index 300aaa4..77259b1 100644
--- a/java/res/values/config.xml
+++ b/java/res/values/config.xml
@@ -37,7 +37,12 @@
     <bool name="config_default_popup_preview">true</bool>
     <!-- Default values for whether quick fixes and bigram suggestions are activated -->
     <bool name="config_default_quick_fixes">true</bool>
+    <!-- Default value for bigram suggestion: while showing candidates for a word should we weigh
+         in the previous word? -->
     <bool name="config_default_bigram_suggestions">true</bool>
+    <!-- Default value for bigram prediction: after entering a word and a space only, should we look
+         at input history to suggest a hopefully helpful candidate for the next word? -->
+    <bool name="config_default_bigram_prediction">false</bool>
     <bool name="config_default_recorrection_enabled">true</bool>
     <bool name="config_default_sound_enabled">false</bool>
     <bool name="config_use_spacebar_language_switcher">true</bool>
diff --git a/java/res/values/strings.xml b/java/res/values/strings.xml
index 66dc7d7..cfad5b1 100644
--- a/java/res/values/strings.xml
+++ b/java/res/values/strings.xml
@@ -38,7 +38,13 @@
     <string name="general_category">General</string>
 
     <!-- Category title for text prediction -->
-    <string name="prediction_category">Text correction</string>
+    <string name="correction_category">Text correction</string>
+
+    <!-- Category title for ngrams  -->
+    <string name="ngram_category">Suggestions based on previous words</string>
+
+    <!-- Category title for misc options  -->
+    <string name="misc_category">Other options</string>
 
     <!-- Option to enable auto capitalization of sentences -->
     <string name="auto_cap">Auto-capitalization</string>
@@ -78,9 +84,13 @@
     <string name="auto_correction_threshold_mode_aggeressive">Aggressive</string>
 
     <!-- Option to enable bigram correction -->
-    <string name="bigram_suggestion">Bigram Suggestions</string>
+    <string name="bigram_suggestion">Bigram suggestions</string>
     <!-- Description for auto correction -->
     <string name="bigram_suggestion_summary">Use previous word to improve suggestion</string>
+    <!-- Option to enable using user-history bigram when no input -->
+    <string name="bigram_prediction">Bigram prediction</string>
+    <!-- Description for auto correction -->
+    <string name="bigram_prediction_summary">Use previous word also for prediction</string>
 
     <!-- Indicates that a word has been added to the dictionary -->
     <string name="added_word"><xliff:g id="word">%s</xliff:g> : Saved</string>
diff --git a/java/res/xml/prefs.xml b/java/res/xml/prefs.xml
index cbfc3c3..24a1d45 100644
--- a/java/res/xml/prefs.xml
+++ b/java/res/xml/prefs.xml
@@ -66,8 +66,8 @@
             android:summary="@string/language_selection_summary" />
     </PreferenceCategory>
     <PreferenceCategory
-        android:title="@string/prediction_category"
-        android:key="prediction_settings">
+        android:title="@string/correction_category"
+        android:key="correction_settings">
         <CheckBoxPreference
             android:key="quick_fixes"
             android:title="@string/quick_fixes"
@@ -90,31 +90,46 @@
             android:entryValues="@array/prefs_suggestion_visibility_values"
             android:entries="@array/prefs_suggestion_visibilities"
             android:defaultValue="@string/prefs_suggestion_visibility_default_value" />
+    </PreferenceCategory>
+    <PreferenceCategory
+        android:title="@string/ngram_category"
+        android:key="ngram_settings">
         <CheckBoxPreference
             android:key="bigram_suggestion"
             android:title="@string/bigram_suggestion"
             android:summary="@string/bigram_suggestion_summary"
             android:persistent="true"
             android:defaultValue="true" />
+        <CheckBoxPreference
+            android:key="bigram_prediction"
+            android:dependency="bigram_suggestion"
+            android:title="@string/bigram_prediction"
+            android:summary="@string/bigram_prediction_summary"
+            android:persistent="true"
+            android:defaultValue="false" />
     </PreferenceCategory>
-    <CheckBoxPreference
-        android:key="usability_study_mode"
-        android:title="@string/prefs_usability_study_mode"
-        android:persistent="true"
-        android:defaultValue="false" />
-    <CheckBoxPreference
-        android:key="enable_logging"
-        android:title="@string/prefs_enable_log"
-        android:summary="@string/prefs_description_log"
-        android:persistent="true"
-        android:defaultValue="true" />
-    <ListPreference
-        android:key="pref_keyboard_layout_20100902"
-        android:title="@string/keyboard_layout"
-        android:persistent="true"
-        android:entryValues="@array/keyboard_layout_modes_values"
-        android:entries="@array/keyboard_layout_modes"
-        android:defaultValue="@string/config_default_keyboard_theme_id" />
+    <PreferenceCategory
+        android:title="@string/misc_category"
+        android:key="misc_settings">
+      <CheckBoxPreference
+          android:key="usability_study_mode"
+          android:title="@string/prefs_usability_study_mode"
+          android:persistent="true"
+          android:defaultValue="false" />
+      <CheckBoxPreference
+          android:key="enable_logging"
+          android:title="@string/prefs_enable_log"
+          android:summary="@string/prefs_description_log"
+          android:persistent="true"
+          android:defaultValue="true" />
+      <ListPreference
+          android:key="pref_keyboard_layout_20100902"
+          android:title="@string/keyboard_layout"
+          android:persistent="true"
+          android:entryValues="@array/keyboard_layout_modes_values"
+          android:entries="@array/keyboard_layout_modes"
+          android:defaultValue="@string/config_default_keyboard_theme_id" />
+    </PreferenceCategory>
     <!-- <Preference
         android:title="Debug Settings"
         android:key="debug_settings">
diff --git a/java/src/com/android/inputmethod/latin/LatinIME.java b/java/src/com/android/inputmethod/latin/LatinIME.java
index 8f44ec7..05691b2 100644
--- a/java/src/com/android/inputmethod/latin/LatinIME.java
+++ b/java/src/com/android/inputmethod/latin/LatinIME.java
@@ -177,7 +177,10 @@
     private boolean mJustAddedAutoSpace;
     private boolean mAutoCorrectEnabled;
     private boolean mRecorrectionEnabled;
+    // Suggestion: use bigrams to adjust scores of suggestions obtained from unigram dictionary
     private boolean mBigramSuggestionEnabled;
+    // Prediction: use bigrams to predict the next word when there is no input for it yet
+    private boolean mBigramPredictionEnabled;
     private boolean mAutoCorrectOn;
     private boolean mVibrateOn;
     private boolean mSoundOn;
@@ -2200,6 +2203,7 @@
 
         mAutoCorrectEnabled = isAutoCorrectEnabled(prefs);
         mBigramSuggestionEnabled = mAutoCorrectEnabled && isBigramSuggestionEnabled(prefs);
+        mBigramPredictionEnabled = mBigramSuggestionEnabled && isBigramPredictionEnabled(prefs);
         loadAndSetAutoCorrectionThreshold(prefs);
 
         mVoiceProxy.loadSettings(attribute, prefs);
@@ -2284,6 +2288,11 @@
                 R.bool.config_default_bigram_suggestions));
     }
 
+    private boolean isBigramPredictionEnabled(SharedPreferences sp) {
+        return sp.getBoolean(Settings.PREF_BIGRAM_PREDICTIONS, mResources.getBoolean(
+                R.bool.config_default_bigram_prediction));
+    }
+
     private void initSuggestPuncList() {
         if (mSuggestPuncs != null || mSuggestPuncList != null)
             return;
diff --git a/java/src/com/android/inputmethod/latin/Settings.java b/java/src/com/android/inputmethod/latin/Settings.java
index 6a0b7b0..42b0fad 100644
--- a/java/src/com/android/inputmethod/latin/Settings.java
+++ b/java/src/com/android/inputmethod/latin/Settings.java
@@ -62,13 +62,18 @@
     public static final String PREF_SELECTED_LANGUAGES = "selected_languages";
     public static final String PREF_SUBTYPES = "subtype_settings";
 
-    public static final String PREF_PREDICTION_SETTINGS_KEY = "prediction_settings";
+    public static final String PREF_CORRECTION_SETTINGS_KEY = "correction_settings";
     public static final String PREF_QUICK_FIXES = "quick_fixes";
     public static final String PREF_SHOW_SUGGESTIONS_SETTING = "show_suggestions_setting";
     public static final String PREF_AUTO_CORRECTION_THRESHOLD = "auto_correction_threshold";
-    public static final String PREF_BIGRAM_SUGGESTIONS = "bigram_suggestion";
     public static final String PREF_DEBUG_SETTINGS = "debug_settings";
 
+    public static final String PREF_NGRAM_SETTINGS_KEY = "ngram_settings";
+    public static final String PREF_BIGRAM_SUGGESTIONS = "bigram_suggestion";
+    public static final String PREF_BIGRAM_PREDICTIONS = "bigram_prediction";
+
+    public static final String PREF_MISC_SETTINGS_KEY = "misc_settings";
+
     public static final String PREF_USABILITY_STUDY_MODE = "usability_study_mode";
 
     // Dialog ids
@@ -80,7 +85,10 @@
     private ListPreference mSettingsKeyPreference;
     private ListPreference mShowCorrectionSuggestionsPreference;
     private ListPreference mAutoCorrectionThreshold;
+    // Suggestion: use bigrams to adjust scores of suggestions obtained from unigram dictionary
     private CheckBoxPreference mBigramSuggestion;
+    // Prediction: use bigrams to predict the next word when there is no input for it yet
+    private CheckBoxPreference mBigramPrediction;
     private Preference mDebugSettingsPreference;
     private boolean mVoiceOn;
 
@@ -96,6 +104,7 @@
                 R.string.auto_correction_threshold_mode_index_off);
         final String currentSetting = mAutoCorrectionThreshold.getValue();
         mBigramSuggestion.setEnabled(!currentSetting.equals(autoCorrectionOff));
+        mBigramPrediction.setEnabled(!currentSetting.equals(autoCorrectionOff));
     }
 
     @Override
@@ -119,6 +128,7 @@
 
         mAutoCorrectionThreshold = (ListPreference) findPreference(PREF_AUTO_CORRECTION_THRESHOLD);
         mBigramSuggestion = (CheckBoxPreference) findPreference(PREF_BIGRAM_SUGGESTIONS);
+        mBigramPrediction = (CheckBoxPreference) findPreference(PREF_BIGRAM_PREDICTIONS);
         mDebugSettingsPreference = findPreference(PREF_DEBUG_SETTINGS);
         if (mDebugSettingsPreference != null) {
             final Intent debugSettingsIntent = new Intent(Intent.ACTION_MAIN);
@@ -131,7 +141,9 @@
         final PreferenceGroup generalSettings =
                 (PreferenceGroup) findPreference(PREF_GENERAL_SETTINGS_KEY);
         final PreferenceGroup textCorrectionGroup =
-                (PreferenceGroup) findPreference(PREF_PREDICTION_SETTINGS_KEY);
+                (PreferenceGroup) findPreference(PREF_CORRECTION_SETTINGS_KEY);
+        final PreferenceGroup bigramGroup =
+                (PreferenceGroup) findPreference(PREF_NGRAM_SETTINGS_KEY);
 
         final boolean showSettingsKeyOption = getResources().getBoolean(
                 R.bool.config_enable_show_settings_key_option);
@@ -178,6 +190,7 @@
                 R.bool.config_enable_bigram_suggestions_option);
         if (!showBigramSuggestionsOption) {
             textCorrectionGroup.removePreference(findPreference(PREF_BIGRAM_SUGGESTIONS));
+            textCorrectionGroup.removePreference(findPreference(PREF_BIGRAM_PREDICTIONS));
         }
 
         final boolean showUsabilityModeStudyOption = getResources().getBoolean(
@@ -192,7 +205,7 @@
         super.onResume();
         int autoTextSize = AutoText.getSize(getListView());
         if (autoTextSize < 1) {
-            ((PreferenceGroup) findPreference(PREF_PREDICTION_SETTINGS_KEY))
+            ((PreferenceGroup) findPreference(PREF_CORRECTION_SETTINGS_KEY))
                     .removePreference(mQuickFixes);
         }
         if (!VoiceProxy.VOICE_INSTALLED