un librito de oro
un librito de oro .
u n WORD_BOUNDARY l i β ɾ i t o̞ WORD_BOUNDARY d e̞ WORD_BOUNDARY o̞ ɾ o̞ WORD_BOUNDARY
u n WORD_BOUNDARY l i b r i t o WORD_BOUNDARY d e WORD_BOUNDARY o r o WORD_BOUNDARY . WORD_BOUNDARY