Perhaps you should try some spelling variations:
thanh tuong » thanh thuong, thanh tung, thanh huong
nhung cong » dung cong, thong cong, hang cong
chu sach » thu sach, chieu sach, chuc hach
cau sach » cao sach, hau sach, rau sach
tuong va » truong va, thuong va, luong va
dan chan » dan gian, dan ca, van chat
van than » van thanh, van thang, van tuan

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((chu sach) OR (cau sach)) - thanh tuong va nhung cong ((dan chan) or (van than)) cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chu sach) OR (cau sach)) - thanh tuong va nhung cong ((dan chan) OR (van than)) cao.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((chu sach) OR (cau sach)) - thanh tuong va nhung cong ((dan chan) or (van than)) cao".
• Adding a wildcard symbol may retrieve word variants: theo ((chu sach) OR (cau sach)) - thanh tuong va nhung cong ((dan chan) or (van than)) cao*.