Perhaps you should try some spelling variations:
thanh trung » thanh tung
chieu sang » chieu sach, chieu xanh, hieu lang
dung cong » dung trong
ho chieu » theo chieu, hoc thieu, doi chieu
van dung » van dong, xay dung, tin dung
cong tan » cong tac, cong san, cong thanh
toan cau » toan cao, toan ban, toan tai
toan tap » toan ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho chieu sang - ((canh tranh) or (thanh trung)) van dung cong tan ((toan cau) or (toan tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sang - ((canh tranh) OR (thanh trung)) van dung cong tan ((toan cau) OR (toan tap)).
• Adding a wildcard symbol may retrieve word variants: ho chieu sang - ((canh tranh) or (thanh trung)) van dung cong tan ((toan cau) or (toan tap))*.