hey buka pintu treng
hey buka pintu treng .
h ɛ j WORD_BOUNDARY b u k a WORD_BOUNDARY p i n t u WORD_BOUNDARY t r ɛ ŋ WORD_BOUNDARY
h e y WORD_BOUNDARY b u k a WORD_BOUNDARY p i n t u WORD_BOUNDARY t r e n g WORD_BOUNDARY