Perhaps you should try some spelling variations:
thong cong » trong cong, tong cong, thong thong
nhung cong » dung cong, hang cong, nhung don
tieu xanh » tieu danh, chieu xanh, dieu hanh
hanh tran » hanh trang, thanh tran, hanh tram
manh toan » thanh toan, anh tuan, tinh toan
van thanh » ban thanh, van tuan
tran van » luan van

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo tieu xanh - hanh tran van ((nhung cong) OR (thong cong)) ((manh toan) or (van thanh)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo tieu xanh - hanh tran van ((nhung cong) OR (thong cong)) ((manh toan) OR (van thanh)) cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo tieu xanh - hanh tran van ((nhung cong) OR (thong cong)) ((manh toan) or (van thanh)) cau".
• Adding a wildcard symbol may retrieve word variants: theo tieu xanh - hanh tran van ((nhung cong) OR (thong cong)) ((manh toan) or (van thanh)) cau*.