perro guau guau y este
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p e r o WORD_BOUNDARY ɣ w aʊ WORD_BOUNDARY ɣ w aʊ WORD_BOUNDARY i WORD_BOUNDARY e s t e WORD_BOUNDARY
p e r r o WORD_BOUNDARY g u a u WORD_BOUNDARY g u a u WORD_BOUNDARY y WORD_BOUNDARY e s t e WORD_BOUNDARY