Perhaps you should try some spelling variations:
thanh trung » thanh tung
chieu xanh » chieu sang, chieu tinh, hieu manh
chieu sach » chinh sach, chiet tach, chieu sang
kha dung » khoa dung, khao dung, nha dung
cong san » cong tac
san toan » van toan, dan toan, manh toan
toan cao » toan ban, toan tap
ha dung » hai dung, nha dung, ha dong

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