Perhaps you should try some spelling variations:
nhung huong » nhung phuong, nhung tuong, nhung cong
thanh tuong » thanh thuong, thanh tung, thanh huong
chieu sach » chinh sach, chiet tach, chieu sang
chieu tinh » trieu tinh, lieu tinh, chau tinh
tuong va » truong va, thuong va, luong va
gian cao » gian cac, gian co, giai cao

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((chieu sach) or (chieu tinh)) - thanh tuong va nhung huong dan gian cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chieu sach) OR (chieu tinh)) - thanh tuong va nhung huong dan gian cao.
• Adding a wildcard symbol may retrieve word variants: theo ((chieu sach) or (chieu tinh)) - thanh tuong va nhung huong dan gian cao*.