vai telefonar ao pai
vai telefonar ao pai .
v ai WORD_BOUNDARY t̪ e l̪ˠ ɯ f u n̪ a ʁ WORD_BOUNDARY au̜ WORD_BOUNDARY p ai WORD_BOUNDARY
v a i WORD_BOUNDARY t e l e f o n a r WORD_BOUNDARY a o WORD_BOUNDARY p a i WORD_BOUNDARY . WORD_BOUNDARY