I couldn't understand his opinion at all.

The Syrian Arab Republic is located in the Middle East.

The Yemen Arab Republic is a country located in the Middle East.

The plesiosaur is an ancient marine creature, and its appearance is significantly different from current creatures.

The plesiosaur is an ancient marine creature, and its appearance greatly differs from current creatures.

The Federative Republic of Brazil is located in South America.

The Federal Republic of Somalia is located in the eastern part of Africa.

My friend came from the Federal Republic of Nigeria.

The Republic of the Union of Myanmar is located in Southeast Asia.

My dream is to visit the Federal Republic of Germany someday.