Perhaps you should try some spelling variations:
thanh dung » thanh duong, thanh tung, thanh hung
thi chieu » thi chien, thi hieu, theo chieu
dung cong » dung trong
ho chieu » theo chieu, hoc thieu, doi chieu
dung xay » dang xay, dung may, dung tay
cong tan » cong tac, cong san, cong thanh
toan cau » toan ban, toan tap, toan tai
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: ((thi chieu) or (ho chieu)) xanh - thanh dung xay dung cong tan ((toan cau) OR (toan cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((thi chieu) OR (ho chieu)) xanh - thanh dung xay dung cong tan ((toan cau) OR (toan cao)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((thi chieu) or (ho chieu)) xanh - thanh dung xay dung cong tan ((toan cau) OR (toan cao))".
• Adding a wildcard symbol may retrieve word variants: ((thi chieu) or (ho chieu)) xanh - thanh dung xay dung cong tan ((toan cau) OR (toan cao))*.