Perhaps you should try some spelling variations:
thieu manh » hieu manh, tien manh, trieu minh
hoc thieu » toc thieu, hoc hien
huong cua » dung cua
cua thong » cua thuong, cua khong, cua tong
cong tan » cong tac, cong thanh, cong ty
cong san » cong tac
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: hoc thieu manh - anh huong cua thong ((cong tan) or (cong san)) tran cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu manh - anh huong cua thong ((cong tan) OR (cong san)) tran cau*.