She is innocent and wise, a nomad and a poet, an alchemist of styles whose music is more colorful than the sum of its parts. Flavia Coelho, a girl from the slums of Rio de Janeiro who sang in the Paris métro and emerged a star, had none of the resources but all the energy and talent she needed. On Sonho Real (Dream Come True), her third album, she mixes elements of forró, ska, reggae and dub, spins