diff --git a/native/jni/src/suggest/core/dictionary/error_type_utils.cpp b/native/jni/src/suggest/core/dictionary/error_type_utils.cpp
index b6bf7a9..1e2494e 100644
--- a/native/jni/src/suggest/core/dictionary/error_type_utils.cpp
+++ b/native/jni/src/suggest/core/dictionary/error_type_utils.cpp
@@ -19,17 +19,18 @@
 namespace latinime {
 
 const ErrorTypeUtils::ErrorType ErrorTypeUtils::NOT_AN_ERROR = 0x0;
-const ErrorTypeUtils::ErrorType ErrorTypeUtils::MATCH_WITH_CASE_ERROR = 0x1;
-const ErrorTypeUtils::ErrorType ErrorTypeUtils::MATCH_WITH_ACCENT_ERROR = 0x2;
-const ErrorTypeUtils::ErrorType ErrorTypeUtils::MATCH_WITH_DIGRAPH = 0x4;
-const ErrorTypeUtils::ErrorType ErrorTypeUtils::INTENTIONAL_OMISSION = 0x8;
-const ErrorTypeUtils::ErrorType ErrorTypeUtils::EDIT_CORRECTION = 0x10;
-const ErrorTypeUtils::ErrorType ErrorTypeUtils::PROXIMITY_CORRECTION = 0x20;
-const ErrorTypeUtils::ErrorType ErrorTypeUtils::COMPLETION = 0x40;
-const ErrorTypeUtils::ErrorType ErrorTypeUtils::NEW_WORD = 0x80;
+const ErrorTypeUtils::ErrorType ErrorTypeUtils::MATCH_WITH_WRONG_CASE = 0x1;
+const ErrorTypeUtils::ErrorType ErrorTypeUtils::MATCH_WITH_MISSING_ACCENT = 0x2;
+const ErrorTypeUtils::ErrorType ErrorTypeUtils::MATCH_WITH_WRONG_ACCENT = 0x4;
+const ErrorTypeUtils::ErrorType ErrorTypeUtils::MATCH_WITH_DIGRAPH = 0x8;
+const ErrorTypeUtils::ErrorType ErrorTypeUtils::INTENTIONAL_OMISSION = 0x10;
+const ErrorTypeUtils::ErrorType ErrorTypeUtils::EDIT_CORRECTION = 0x20;
+const ErrorTypeUtils::ErrorType ErrorTypeUtils::PROXIMITY_CORRECTION = 0x40;
+const ErrorTypeUtils::ErrorType ErrorTypeUtils::COMPLETION = 0x80;
+const ErrorTypeUtils::ErrorType ErrorTypeUtils::NEW_WORD = 0x100;
 
 const ErrorTypeUtils::ErrorType ErrorTypeUtils::ERRORS_TREATED_AS_AN_EXACT_MATCH =
-        NOT_AN_ERROR | MATCH_WITH_CASE_ERROR | MATCH_WITH_ACCENT_ERROR | MATCH_WITH_DIGRAPH;
+        NOT_AN_ERROR | MATCH_WITH_WRONG_CASE | MATCH_WITH_MISSING_ACCENT | MATCH_WITH_DIGRAPH;
 
 const ErrorTypeUtils::ErrorType
         ErrorTypeUtils::ERRORS_TREATED_AS_AN_EXACT_MATCH_WITH_INTENTIONAL_OMISSION =
diff --git a/native/jni/src/suggest/core/dictionary/error_type_utils.h b/native/jni/src/suggest/core/dictionary/error_type_utils.h
index e3e76b2..fd1d5fc 100644
--- a/native/jni/src/suggest/core/dictionary/error_type_utils.h
+++ b/native/jni/src/suggest/core/dictionary/error_type_utils.h
@@ -30,8 +30,9 @@
     typedef uint32_t ErrorType;
 
     static const ErrorType NOT_AN_ERROR;
-    static const ErrorType MATCH_WITH_CASE_ERROR;
-    static const ErrorType MATCH_WITH_ACCENT_ERROR;
+    static const ErrorType MATCH_WITH_WRONG_CASE;
+    static const ErrorType MATCH_WITH_MISSING_ACCENT;
+    static const ErrorType MATCH_WITH_WRONG_ACCENT;
     static const ErrorType MATCH_WITH_DIGRAPH;
     // Treat error as an intentional omission when the CorrectionType is omission and the node can
     // be intentional omission.
diff --git a/native/jni/src/suggest/policyimpl/dictionary/structure/backward/v402/ver4_patricia_trie_policy.cpp b/native/jni/src/suggest/policyimpl/dictionary/structure/backward/v402/ver4_patricia_trie_policy.cpp
index e3f14e6..9c6452e 100644
--- a/native/jni/src/suggest/policyimpl/dictionary/structure/backward/v402/ver4_patricia_trie_policy.cpp
+++ b/native/jni/src/suggest/policyimpl/dictionary/structure/backward/v402/ver4_patricia_trie_policy.cpp
@@ -210,7 +210,7 @@
     }
     for (const auto &shortcut : unigramProperty->getShortcuts()) {
         if (shortcut.getTargetCodePoints()->size() > MAX_WORD_LENGTH) {
-            AKLOGE("One of shortcut targets is too long to insert to the dictionary, length: %d",
+            AKLOGE("One of shortcut targets is too long to insert to the dictionary, length: %zd",
                     shortcut.getTargetCodePoints()->size());
             return false;
         }
@@ -245,7 +245,7 @@
                 if (!mUpdatingHelper.addShortcutTarget(wordPos,
                         shortcut.getTargetCodePoints()->data(),
                         shortcut.getTargetCodePoints()->size(), shortcut.getProbability())) {
-                    AKLOGE("Cannot add new shortcut target. PtNodePos: %d, length: %d, "
+                    AKLOGE("Cannot add new shortcut target. PtNodePos: %d, length: %zd, "
                             "probability: %d", wordPos, shortcut.getTargetCodePoints()->size(),
                             shortcut.getProbability());
                     return false;
@@ -289,7 +289,7 @@
     }
     if (bigramProperty->getTargetCodePoints()->size() > MAX_WORD_LENGTH) {
         AKLOGE("The word is too long to insert the ngram to the dictionary. "
-                "length: %d", bigramProperty->getTargetCodePoints()->size());
+                "length: %zd", bigramProperty->getTargetCodePoints()->size());
         return false;
     }
     int prevWordsPtNodePos[MAX_PREV_WORD_COUNT_FOR_N_GRAM];
diff --git a/native/jni/src/suggest/policyimpl/dictionary/structure/v4/ver4_patricia_trie_policy.cpp b/native/jni/src/suggest/policyimpl/dictionary/structure/v4/ver4_patricia_trie_policy.cpp
index 7238083..d8f4595 100644
--- a/native/jni/src/suggest/policyimpl/dictionary/structure/v4/ver4_patricia_trie_policy.cpp
+++ b/native/jni/src/suggest/policyimpl/dictionary/structure/v4/ver4_patricia_trie_policy.cpp
@@ -200,7 +200,7 @@
     }
     for (const auto &shortcut : unigramProperty->getShortcuts()) {
         if (shortcut.getTargetCodePoints()->size() > MAX_WORD_LENGTH) {
-            AKLOGE("One of shortcut targets is too long to insert to the dictionary, length: %d",
+            AKLOGE("One of shortcut targets is too long to insert to the dictionary, length: %zd",
                     shortcut.getTargetCodePoints()->size());
             return false;
         }
@@ -235,7 +235,7 @@
                 if (!mUpdatingHelper.addShortcutTarget(wordPos,
                         shortcut.getTargetCodePoints()->data(),
                         shortcut.getTargetCodePoints()->size(), shortcut.getProbability())) {
-                    AKLOGE("Cannot add new shortcut target. PtNodePos: %d, length: %d, "
+                    AKLOGE("Cannot add new shortcut target. PtNodePos: %d, length: %zd, "
                             "probability: %d", wordPos, shortcut.getTargetCodePoints()->size(),
                             shortcut.getProbability());
                     return false;
@@ -286,7 +286,7 @@
     }
     if (bigramProperty->getTargetCodePoints()->size() > MAX_WORD_LENGTH) {
         AKLOGE("The word is too long to insert the ngram to the dictionary. "
-                "length: %d", bigramProperty->getTargetCodePoints()->size());
+                "length: %zd", bigramProperty->getTargetCodePoints()->size());
         return false;
     }
     int prevWordsPtNodePos[MAX_PREV_WORD_COUNT_FOR_N_GRAM];
diff --git a/native/jni/src/suggest/policyimpl/typing/typing_scoring.h b/native/jni/src/suggest/policyimpl/typing/typing_scoring.h
index 04cb660..52c4251 100644
--- a/native/jni/src/suggest/policyimpl/typing/typing_scoring.h
+++ b/native/jni/src/suggest/policyimpl/typing/typing_scoring.h
@@ -51,10 +51,10 @@
         }
         if (boostExactMatches && ErrorTypeUtils::isExactMatch(containedErrorTypes)) {
             score += ScoringParams::EXACT_MATCH_PROMOTION;
-            if ((ErrorTypeUtils::MATCH_WITH_CASE_ERROR & containedErrorTypes) != 0) {
+            if ((ErrorTypeUtils::MATCH_WITH_WRONG_CASE & containedErrorTypes) != 0) {
                 score -= ScoringParams::CASE_ERROR_PENALTY_FOR_EXACT_MATCH;
             }
-            if ((ErrorTypeUtils::MATCH_WITH_ACCENT_ERROR & containedErrorTypes) != 0) {
+            if ((ErrorTypeUtils::MATCH_WITH_MISSING_ACCENT & containedErrorTypes) != 0) {
                 score -= ScoringParams::ACCENT_ERROR_PENALTY_FOR_EXACT_MATCH;
             }
             if ((ErrorTypeUtils::MATCH_WITH_DIGRAPH & containedErrorTypes) != 0) {
diff --git a/native/jni/src/suggest/policyimpl/typing/typing_weighting.cpp b/native/jni/src/suggest/policyimpl/typing/typing_weighting.cpp
index 54f65c7..1d590c3 100644
--- a/native/jni/src/suggest/policyimpl/typing/typing_weighting.cpp
+++ b/native/jni/src/suggest/policyimpl/typing/typing_weighting.cpp
@@ -36,25 +36,34 @@
                 // Compare the node code point with original primary code point on the keyboard.
                 const ProximityInfoState *const pInfoState =
                         traverseSession->getProximityInfoState(0);
-                const int primaryOriginalCodePoint = pInfoState->getPrimaryOriginalCodePointAt(
+                const int primaryCodePoint = pInfoState->getPrimaryCodePointAt(
                         dicNode->getInputIndex(0));
                 const int nodeCodePoint = dicNode->getNodeCodePoint();
-                if (primaryOriginalCodePoint == nodeCodePoint) {
+                // TODO: Check whether the input code point is on the keyboard.
+                if (primaryCodePoint == nodeCodePoint) {
                     // Node code point is same as original code point on the keyboard.
                     return ErrorTypeUtils::NOT_AN_ERROR;
-                } else if (CharUtils::toLowerCase(primaryOriginalCodePoint) ==
+                } else if (CharUtils::toLowerCase(primaryCodePoint) ==
                         CharUtils::toLowerCase(nodeCodePoint)) {
                     // Only cases of the code points are different.
-                    return ErrorTypeUtils::MATCH_WITH_CASE_ERROR;
-                } else if (CharUtils::toBaseCodePoint(primaryOriginalCodePoint) ==
-                        CharUtils::toBaseCodePoint(nodeCodePoint)) {
+                    return ErrorTypeUtils::MATCH_WITH_WRONG_CASE;
+                } else if (primaryCodePoint == CharUtils::toBaseCodePoint(nodeCodePoint)) {
                     // Node code point is a variant of original code point.
-                    return ErrorTypeUtils::MATCH_WITH_ACCENT_ERROR;
-                } else {
+                    return ErrorTypeUtils::MATCH_WITH_MISSING_ACCENT;
+                } else if (CharUtils::toBaseCodePoint(primaryCodePoint)
+                        == CharUtils::toBaseCodePoint(nodeCodePoint)) {
+                    // Base code points are the same but the code point is intentionally input.
+                    return ErrorTypeUtils::MATCH_WITH_WRONG_ACCENT;
+                } else if (CharUtils::toLowerCase(primaryCodePoint)
+                        == CharUtils::toBaseLowerCase(nodeCodePoint)) {
                     // Node code point is a variant of original code point and the cases are also
                     // different.
-                    return ErrorTypeUtils::MATCH_WITH_ACCENT_ERROR
-                            | ErrorTypeUtils::MATCH_WITH_CASE_ERROR;
+                    return ErrorTypeUtils::MATCH_WITH_MISSING_ACCENT
+                            | ErrorTypeUtils::MATCH_WITH_WRONG_CASE;
+                } else {
+                    // Base code points are the same and the cases are different.
+                    return ErrorTypeUtils::MATCH_WITH_WRONG_ACCENT
+                            | ErrorTypeUtils::MATCH_WITH_WRONG_CASE;
                 }
             }
             break;