a certa altura ap aproxima+se um gato
a certa altura ap aproxima se um gato .
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a WORD_BOUNDARY c e r t a WORD_BOUNDARY a l t u r a WORD_BOUNDARY a p WORD_BOUNDARY a p r o x i m a WORD_BOUNDARY s e WORD_BOUNDARY u m WORD_BOUNDARY g a t o WORD_BOUNDARY . WORD_BOUNDARY