ada orang nggak di belakang
ada orang nggak di belakang ?
a d a WORD_BOUNDARY  o r a ŋ WORD_BOUNDARY ŋ ɡ a k WORD_BOUNDARY d i WORD_BOUNDARY b ə l a k a ŋ WORD_BOUNDARY
a d a WORD_BOUNDARY o r a n g WORD_BOUNDARY n g g a k WORD_BOUNDARY d i WORD_BOUNDARY b e l a k a n g WORD_BOUNDARY