Perhaps you should try some spelling variations:
thanh dung » thanh duong, thanh tung, thanh hung
tuong cong » truong cong, trong cong, tong cong
hoc chieu » hoc thieu, ho chieu, hoc hien
doi tuong » moi truong, doi song
dung doi » huong doi, dung tai, dung co
cong van » cong vang, cong san, song van
van hanh » van thanh, ban hanh, van anh
hanh cau » nhanh cau, hang cau, hanh cac

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((hoc chieu) or (toc thieu)) xanh - thanh dung doi tuong cong van hanh cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc chieu) OR (toc thieu)) xanh - thanh dung doi tuong cong van hanh cau.
• Adding a wildcard symbol may retrieve word variants: ((hoc chieu) or (toc thieu)) xanh - thanh dung doi tuong cong van hanh cau*.