Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
tieu xanh » tieu danh, chieu xanh, dieu hanh
anh quang » anh xquang, anh quan, nhanh quang
cua nhung » va nhung
anh tang » anh bang, anh dang, anh nang
cong san » cong tac
tran cau » tran chau, ran cau, tra cau
toan cau » 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: theo tieu xanh - ((anh tang) or (anh quang)) cua nhung cong san ((tran cau) OR (toan cau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo tieu xanh - ((anh tang) OR (anh quang)) cua nhung cong san ((tran cau) OR (toan cau)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo tieu xanh - ((anh tang) or (anh quang)) cua nhung cong san ((tran cau) OR (toan cau))".
• Adding a wildcard symbol may retrieve word variants: theo tieu xanh - ((anh tang) or (anh quang)) cua nhung cong san ((tran cau) OR (toan cau))*.