he+em tuh ada dua
he em tuh ada dua .
h ɛ WORD_BOUNDARY  ɛ m WORD_BOUNDARY t u h WORD_BOUNDARY a d a WORD_BOUNDARY d u a WORD_BOUNDARY
h e WORD_BOUNDARY e m WORD_BOUNDARY t u h WORD_BOUNDARY a d a WORD_BOUNDARY d u a WORD_BOUNDARY