Perhaps you should try some spelling variations:
thanh tuong » thanh thuong, thanh tung, thanh huong
chieu sach » chinh sach, chiet tach, chieu sang
tuong phan » truong phan, thong phan, huong phan
tong cong » cong cong, dung cong, dang cong
ho chieu » theo chieu, hoc thieu, mot chieu
van chat » cao chat
dan van » dang van, doan van, dao van

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho chieu sach - thanh tuong phan ((tong cong) or (trong cong)) dan van chat~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sach - thanh tuong phan ((tong cong) OR (trong cong)) dan van chat.
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - thanh tuong phan ((tong cong) or (trong cong)) dan van chat*.