He is an expert in folklore studies, and his research is highly regarded worldwide.

The Socialist Republic of Vietnam is located in Southeast Asia.

She is very smart, but as the proverb goes, 'A clever woman can't sell a cow,' she can't do everything well.

He is an expert in computational linguistics and is involved in the development of artificial intelligence.

The Soviet Socialist Republics Union was a country that once existed.

The People's Socialist Republic of Albania was once an existing country.

The Czechoslovak Socialist Republic was once an existing country.

The Socialist Federal Republic of Yugoslavia was a country that once existed.

The Democratic Socialist Republic of Sri Lanka is located in South Asia.

He explained the importance of studying while young, saying 'If you do not study when you are young, it will be difficult to learn when you are old.'