Perhaps you should try some spelling variations:
cong thanh » dong thanh, cong trinh, truong thanh
hanh tang » hanh trang, anh tang, hanh tung
hanh mang » nhanh mang, hanh trang, nhanh lang
cua nhung » va nhung
theo chu » theo chieu, cho chu, chao chu
chu manh » ho manh, chu han, chu van
cong tan » cong tac, cong san, cong ty
than cau » toan cau, phan cau, than cap

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 tang) OR (hanh mang)) cua nhung ((cong tan) OR (cong thanh)) than cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo chu manh - ((hanh tang) or (hanh mang)) cua nhung ((cong tan) OR (cong thanh)) than cau~".
• Adding a wildcard symbol may retrieve word variants: theo chu manh - ((hanh tang) or (hanh mang)) cua nhung ((cong tan) OR (cong thanh)) than cau*.