Perhaps you should try some spelling variations:
thanh trung » thanh tung
thien hach » thien thanh, hien hanh
toc thien » toc thieu, ton thien, duoc thien
dung cong » dung trong
trung va » truong va, trang va, trung ha
cong san » cong tac
than cau » toan cau, phan cau, than cap
toan ban » van ban
phan dau » phan tu, hang dau
va dung » van dung, va duong, vat dung

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

• Performing a fuzzy search may retrieve terms with similar spellings: toc thien hach - thanh trung va dung cong san ((((than cau) or (toan ban))) or (phan dau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc thien hach - thanh trung va dung cong san ((((than cau) OR (toan ban))) OR (phan dau)).
• Adding a wildcard symbol may retrieve word variants: toc thien hach - thanh trung va dung cong san ((((than cau) or (toan ban))) or (phan dau))*.