Fix amis stemmer
index.json should be copied
阿美語方敏英 index of 阿美
stemmer: don't remove prefix for multiple times
Dunno why it's modified
把 link 改成 synonyms
阿美語例句/提示框
阿美語例句/提示框
Add prefix mala-
Fix Amis \UFFF9\UFFFA

Should be an empty placeholder