Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
chieu xanh » chieu sang, chieu tinh, hieu manh
tang cuong » nang luong
cuong van » duong van, luong van, muong van
tranh ha » thanh ha, trang ha, trinh ha
ha tang » phap tang, cao tang, kho tang
van tai » von tai, van tuan
tai cao » thai cao, tao cao, tai sao

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 sach) or (chieu xanh)) - canh tranh ha tang cuong van tai cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi ((chieu sach) OR (chieu xanh)) - canh tranh ha tang cuong van tai cao.
• Adding a wildcard symbol may retrieve word variants: doi ((chieu sach) or (chieu xanh)) - canh tranh ha tang cuong van tai cao*.