he+em dipotong+potong
he em dipotong potong .
h ɛ WORD_BOUNDARY  ɛ m WORD_BOUNDARY d i p o t o ŋ WORD_BOUNDARY p o t o ŋ WORD_BOUNDARY
h e WORD_BOUNDARY e m WORD_BOUNDARY d i p o t o n g WORD_BOUNDARY p o t o n g WORD_BOUNDARY