Perhaps you should try some spelling variations:
cong thanh » dong thanh, cong trinh, truong thanh
hanh manh » hanh mang, lanh manh, hoang manh
cua nhung » va nhung
theo chu » theo chieu, cho chu, chao chu
chu manh » ho manh, chu han, chu van
manh cua » doanh cua, ban cua
cong tan » cong tac, cong san, cong ty
than cau » toan cau, phan cau, than cap
hang dau » hang va, hang tai

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

• If you are trying to use Boolean operators, they must be ALL CAPS: theo chu manh - hanh manh cua nhung ((cong tan) OR (cong thanh)) ((than cau) OR (hang dau))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo chu manh - hanh manh cua nhung ((cong tan) OR (cong thanh)) ((than cau) or (hang dau))~".
• Adding a wildcard symbol may retrieve word variants: theo chu manh - hanh manh cua nhung ((cong tan) OR (cong thanh)) ((than cau) or (hang dau))*.