dos ty dos ty+cefn
dos ty dos ty cefn .
d oː s WORD_BOUNDARY t ɨː WORD_BOUNDARY d oː s WORD_BOUNDARY t ɨː WORD_BOUNDARY k ɛ v n WORD_BOUNDARY
d o s WORD_BOUNDARY t y WORD_BOUNDARY d o s WORD_BOUNDARY t y WORD_BOUNDARY c e f n WORD_BOUNDARY