Perhaps you should try some spelling variations:
manh tuong » manh tung, manh cuong, minh tuong
hien xanh » hien hanh, hien nhanh, chieu xanh
chua bang » chu bang, chua nang, chua xang
thanh cau » thanh chau, thanh mau, nhanh cau
cua bang » cua ban, cua dang, cua hang
cong tan » cong tac, cong thanh, cong ty
cong san » cong tac

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc hien xanh - manh tuong ((cua bang) or (chua bang)) ((cong tan) OR (cong san)) thanh cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hien xanh - manh tuong ((cua bang) OR (chua bang)) ((cong tan) OR (cong san)) thanh cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc hien xanh - manh tuong ((cua bang) or (chua bang)) ((cong tan) OR (cong san)) thanh cau".
• Adding a wildcard symbol may retrieve word variants: hoc hien xanh - manh tuong ((cua bang) or (chua bang)) ((cong tan) OR (cong san)) thanh cau*.