Perhaps you should try some spelling variations:
nhiet tach » chiet tach
nhung cong » dung cong, thong cong, hang cong
hoc nhiet » hoc thiet, hoc nghien, hoc hien
tranh van » tran van, trinh van, thanh van
van nhung » van nhuong, va nhung, van hung
cong dan » cong san, cong tan, huong dan
dan than » dan chan, ban than, van than
than cap » khan cap, thanh lap, thanh cac

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: hoc nhiet tach - canh tranh van nhung cong dan than cap~.
• Adding a wildcard symbol may retrieve word variants: hoc nhiet tach - canh tranh van nhung cong dan than cap*.