un cumpleaños feliz
un cumpleaños feliz !
u n WORD_BOUNDARY k u m p l e̞ a ɲ o̞ s WORD_BOUNDARY f e̞ l i s WORD_BOUNDARY
u n WORD_BOUNDARY c u m p l e a ñ o s WORD_BOUNDARY f e l i z WORD_BOUNDARY ! WORD_BOUNDARY