Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
thien danh » thien anh, thien dang, thien thanh
thanh hung » thanh huong, thanh tung, thanh trung
duong manh » duong van
cong thanh » dong thanh, cong trinh, cong tan
hung cua » huong cua, chung cua, khung cua
cua nang » chua nang, cua dang, cua hang
toan cao » toan ban, toan tap

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 xanh) or (thien danh)) - thanh hung cua nang ((duong manh) or (cong thanh)) toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thieu xanh) OR (thien danh)) - thanh hung cua nang ((duong manh) OR (cong thanh)) toan cao.
• Adding a wildcard symbol may retrieve word variants: hoc ((thieu xanh) or (thien danh)) - thanh hung cua nang ((duong manh) or (cong thanh)) toan cao*.