Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
thanh nang » thanh hang, thanh hoang, thanh giang
nhu phuong » thu phuong, nhung phuong, thi phuong
chau tinh » cuu tinh, ha tinh, cua tinh
dan toan » van toan, dan than, manh toan
cao nhu » cao chu, cao thu, dao nhu

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho ((chau tinh) or (chieu sach)) - thanh nang cao nhu phuong ((dan toan) or (tinh toan)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chau tinh) OR (chieu sach)) - thanh nang cao nhu phuong ((dan toan) OR (tinh toan)) cau.
• Adding a wildcard symbol may retrieve word variants: ho ((chau tinh) or (chieu sach)) - thanh nang cao nhu phuong ((dan toan) or (tinh toan)) cau*.