Perhaps you should try some spelling variations:
thanh trung » thanh tung
chieu xanh » chieu sach, chieu sang, chieu tinh
chiet tach » chieu sach
cap dung » cao dung, chan dung, cach dung
cong van » cong vang, cong san, song van
van phan » van phong, van thanh, luan phan
phan cau » phan dau, phan cac, phan tu
ap dung » xay dung, van dung

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi ((chieu xanh) or (chiet tach)) - thanh trung ((cap dung) or (ap dung)) cong van phan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi ((chieu xanh) OR (chiet tach)) - thanh trung ((cap dung) OR (ap dung)) cong van phan cau.
• Adding a wildcard symbol may retrieve word variants: doi ((chieu xanh) or (chiet tach)) - thanh trung ((cap dung) or (ap dung)) cong van phan cau*.