Columbia subject headings:
Portuguese language--Etymology.
Harvard subject headings:
Editorials--Brazil--Pernambuco.
Journalism--Brazil--Pernambuco--Language--Etymology.
Portuguese language--Etymology.
Princeton subject headings:
Brazilian newspapers--Brazil--Pernambuco--History.
Editorials--Brazil--Pernambuco--History.
Portuguese language--Written Portuguese--Brazil--Pernambuco.