"Member states of the Community of Portuguese Language Countries" . "Electric motors" . "Zoonoses" . "Former Portuguese colonies" . "Countries in South America" . "G15 nations" . "COVID-19" . "Southern Cone countries" . "Federal constitutional republics" . "Brazil" . "G20 nations" . "Occupational safety and health" . "States and territories established in 1822" . "Portuguese-speaking countries and territories" . "Viral respiratory tract infections" . "Member states of Mercosur" . "E7 nations" . "BRICS nations" . "Member states of the United Nations" .