Perhaps you should try some spelling variations:
thanh trung » thanh tung
chieu xanh » chieu sang, hieu manh
chieu tinh » trieu tinh, lieu tinh, chau tinh
chieu sach » chinh sach, chiet tach, chieu sang
trung chan » trung phan, trong chan, trung can
chan dung » van dung, dan dung
dung cong » dung trong
cong san » cong tac
san toan » van toan, dan toan, manh toan
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: ho ((((chieu xanh) OR (chieu tinh))) or (chieu sach)) - thanh trung chan dung cong san toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((((chieu xanh) OR (chieu tinh))) OR (chieu sach)) - thanh trung chan dung cong san toan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((((chieu xanh) OR (chieu tinh))) or (chieu sach)) - thanh trung chan dung cong san toan cau".
• Adding a wildcard symbol may retrieve word variants: ho ((((chieu xanh) OR (chieu tinh))) or (chieu sach)) - thanh trung chan dung cong san toan cau*.