두 개 있으면 세 개
두 개 있으면 세 개 .
d u WORD_BOUNDARY ɡ æ WORD_BOUNDARY i s̪ ɯ m j ɤ̞ n̪ WORD_BOUNDARY s̪ e WORD_BOUNDARY ɡ æ WORD_BOUNDARY
두 WORD_BOUNDARY 개 WORD_BOUNDARY 있 으 면 WORD_BOUNDARY 세 WORD_BOUNDARY 개 WORD_BOUNDARY . WORD_BOUNDARY