טקסט מקורי - פורטוגזית ברזילאית - Não têm asas não podem voar. Mas seus corações...

Some words in the sentence don't agree with each other.

It should either be "tem" and "pode"

or

"têm" and "podem"
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I want to translate this into Greek, but I don't know whether to have it be singular or plural...