Perhaps you should try some spelling variations:
thieu manh » hieu manh, tien manh, trieu minh
hanh trinh » canh tranh, hanh chinh
cong thanh » dong thanh, cong trinh, truong thanh
ban dung » dan dung, tan dung, lan dung
van dung » van dong, xay dung, tin dung
cong tan » cong tac, cong san, cong ty
tran cau » tran chau, toan cau, ran cau

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

• Performing a fuzzy search may retrieve terms with similar spellings: toc thieu manh - hanh trinh ((ban dung) or (van dung)) ((cong tan) OR (cong thanh)) tran cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc thieu manh - hanh trinh ((ban dung) OR (van dung)) ((cong tan) OR (cong thanh)) tran cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "toc thieu manh - hanh trinh ((ban dung) or (van dung)) ((cong tan) OR (cong thanh)) tran cau".
• Adding a wildcard symbol may retrieve word variants: toc thieu manh - hanh trinh ((ban dung) or (van dung)) ((cong tan) OR (cong thanh)) tran cau*.