di belakang di belakang
di belakang di belakang !
d i WORD_BOUNDARY b ə l a k a ŋ WORD_BOUNDARY d i WORD_BOUNDARY b ə l a k a ŋ WORD_BOUNDARY
d i WORD_BOUNDARY b e l a k a n g WORD_BOUNDARY d i WORD_BOUNDARY b e l a k a n g WORD_BOUNDARY ! WORD_BOUNDARY