a Nchan to Nchan no N to
a nchan to nchan no n to .
a WORD_BOUNDARY n t̠ʃ a n WORD_BOUNDARY t o WORD_BOUNDARY n t̠ʃ a n WORD_BOUNDARY n o WORD_BOUNDARY n WORD_BOUNDARY t o WORD_BOUNDARY
a WORD_BOUNDARY n c h a n WORD_BOUNDARY t o WORD_BOUNDARY n c h a n WORD_BOUNDARY n o WORD_BOUNDARY n WORD_BOUNDARY t o WORD_BOUNDARY