diff --git a/en_dicts/en_ext.dict.yaml b/en_dicts/en_ext.dict.yaml
index 8cf0fd3..71015cd 100644
--- a/en_dicts/en_ext.dict.yaml
+++ b/en_dicts/en_ext.dict.yaml
@@ -1126,7 +1126,6 @@ Online Certificate Status Protocol	OnlineCertificateStatusProtocol
 Arthas	Arthas
 Wordle	Wordle
 Silicon Valley	SiliconValley
-Silicon	Silicon
 Pied Piper	PiedPiper
 Pikachu	Pikachu
 Fastmail	Fastmail
@@ -1498,12 +1497,8 @@ Neat Download Manager	NeatDownloadManager
 furry	furry
 Maine	Maine
 Elijah	Elijah
-Love & Peace	LoveandPeace
-Love & Peace	LovePeace
-Love and Peace	LoveandPeace
-Peace & Love	PeaceLove
-Peace & Love	PeaceandLove
-Peace and Love	PeaceandLove
+Love & Peace	Love&Peace
+Peace & Love	Peace&Love
 Liquid	Liquid
 LCD	LCD
 Liquid Crystal Display	LCD
@@ -1511,7 +1506,7 @@ Liquid Crystal Display	LiquidCrystalDisplay
 Emotional Damage	EmotionalDamage
 revert	revert
 GitLab	GitLab
-Apple Silicon	AppleSilicon
+Apple silicon	Applesilicon
 ADSL	ADSL
 Asymmetric Digital Subscriber Line	ADSL
 Asymmetric Digital Subscriber Line	AsymmetricDigitalSubscriberLine
diff --git a/melt_eng.schema.yaml b/melt_eng.schema.yaml
index 3118f24..7849016 100644
--- a/melt_eng.schema.yaml
+++ b/melt_eng.schema.yaml
@@ -75,7 +75,11 @@ speller:
       - derive/\./dot/
       - derive/@/at/
       - derive/-/hyphen/
+      - derive/#/hash/
+      - derive/#/number/
       - derive / slash
+      - derive/&/and/
+      - derive/%/percent/
       # 派生无单个特殊字符的拼写
       - derive/[.]//
       - derive/[+]//