diff --git a/OpenUtau.Plugin.Builtin/ArpasingPlusPhonemizer.cs b/OpenUtau.Plugin.Builtin/ArpasingPlusPhonemizer.cs
index 0a70297ee..53083aeb8 100644
--- a/OpenUtau.Plugin.Builtin/ArpasingPlusPhonemizer.cs
+++ b/OpenUtau.Plugin.Builtin/ArpasingPlusPhonemizer.cs
@@ -296,7 +296,7 @@ protected override List<string> ProcessSyllable(Syllable syllable) {
                     } else {
                         {
                             if (HasOto($"{prevV} {v}", syllable.vowelTone) || HasOto(ValidateAlias($"{prevV} {v}"), syllable.vowelTone)) {
-                                basePhoneme = AliasFormat($"{prevV} {v}", "dynMid", syllable.vowelTone, "");
+                                basePhoneme = AliasFormat($"{prevV} {v}", "dynMid_vv", syllable.vowelTone, "");
                             } else if (HasOto(v, syllable.vowelTone) || HasOto(ValidateAlias(v), syllable.vowelTone)) {
                                 basePhoneme = v;
                             } else {
@@ -723,6 +723,7 @@ private string AliasFormat(string alias, string type, int tone, string prevV) {
             // Define alias formats for different types
                 { "dynStart", new string[] { "" } },
                 { "dynMid", new string[] { "" } },
+                { "dynMid_vv", new string[] { "" } },
                 { "dynEnd", new string[] { "" } },
                 { "startingV", new string[] { "-", "- ", "_", "" } },
                 { "vcEx", new string[] { $"{prevV} ", $"{prevV}" } },
@@ -798,6 +799,29 @@ private string AliasFormat(string alias, string type, int tone, string prevV) {
                 }
             }
 
+            if (type.Contains("dynMid_vv")) {
+                string consonant = "";
+                string vowel = "";
+                if (alias.Contains(" ")) {
+                    var parts = alias.Split(' ');
+                    consonant = parts[0];
+                    vowel = parts[1];
+                } else {
+                    consonant = alias;
+                }
+                var dynamicVariations1 = new List<string> {
+                    $"{consonant} {vowel}",    // "C V"
+                    $"{consonant}{vowel}",    // "CV"
+                    $"{consonant}_{vowel}",    // "C_V"
+                };
+                // Check each dynamically generated format
+                foreach (var variation1 in dynamicVariations1) {
+                    if (HasOto(variation1, tone) || HasOto(ValidateAlias(variation1), tone)) {
+                        return variation1;
+                    }
+                }
+            }
+
             if (type.Contains("dynEnd")) {
                 string consonant = "";
                 string vowel = "";