com um ar preocupado
com um ar preocupado .
k o m WORD_BOUNDARY ũ ŋ WORD_BOUNDARY a ɹ WORD_BOUNDARY p ɹ i u k u p a d ʊ WORD_BOUNDARY
c o m WORD_BOUNDARY u m WORD_BOUNDARY a r WORD_BOUNDARY p r e o c u p a d o WORD_BOUNDARY