venga tú ábrelo
venga tú abri
co pro:sub imp
venga tú ábrelo .
β e̞ n ɡ a WORD_BOUNDARY t u WORD_BOUNDARY a β ɾ e̞ l o̞ WORD_BOUNDARY
v e n g a WORD_BOUNDARY t ú WORD_BOUNDARY á b r e l o WORD_BOUNDARY . WORD_BOUNDARY