un one two three
un one two three .
u n WORD_BOUNDARY o̞ n e̞ WORD_BOUNDARY t w o̞ WORD_BOUNDARY t ɾ e̞ e̞ WORD_BOUNDARY
u n WORD_BOUNDARY o n e WORD_BOUNDARY t w o WORD_BOUNDARY t h r e e WORD_BOUNDARY . WORD_BOUNDARY