aku maen+maen dong
aku maen maen dong .
a k u WORD_BOUNDARY m a ə n WORD_BOUNDARY m a ə n WORD_BOUNDARY d o ŋ WORD_BOUNDARY
a k u WORD_BOUNDARY m a e n WORD_BOUNDARY m a e n WORD_BOUNDARY d o n g WORD_BOUNDARY . WORD_BOUNDARY