Perhaps you should try some spelling variations:
thanh tuong » thanh thuong, thanh tung, thanh huong
chieu sang » chieu sach, chieu xanh, hieu lang
chieu tinh » trieu tinh, lieu tinh, chau tinh
vat dung » van dung, viet dung, mat duong
cong van » cong vang, cong san, song van
van toan » van tuan, van tan, van thanh
toan cao » toan ban, toan tap
va dung » van dung, va duong, va ung

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) or (chieu tinh)) - thanh tuong ((va dung) OR (vat dung)) cong van toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu sang) OR (chieu tinh)) - thanh tuong ((va dung) OR (vat dung)) cong van toan cao.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((chieu sang) or (chieu tinh)) - thanh tuong ((va dung) OR (vat dung)) cong van toan cao".
• Adding a wildcard symbol may retrieve word variants: ho ((chieu sang) or (chieu tinh)) - thanh tuong ((va dung) OR (vat dung)) cong van toan cao*.