estava tão cansado que teve que descansar
estava tão cansado que teve que descansar .
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e s t a v a WORD_BOUNDARY t ã o WORD_BOUNDARY c a n s a d o WORD_BOUNDARY q u e WORD_BOUNDARY t e v e WORD_BOUNDARY q u e WORD_BOUNDARY d e s c a n s a r WORD_BOUNDARY