Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
thanh hung » thanh huong, thanh tung, thanh trung
thong cong » trong cong, tong cong, thong thong
dang cong » dung cong
doan dung » doan duong, dan dung, doan hung
hung dat » vung dat, hung dao, cung dat
dung dat » dung va, dung tai

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

• Performing a fuzzy search may retrieve terms with similar spellings: mot chieu sach - thanh hung dat ((thong cong) or (dang cong)) doan dung dat~.
• If you are trying to use Boolean operators, they must be ALL CAPS: mot chieu sach - thanh hung dat ((thong cong) OR (dang cong)) doan dung dat.
• Adding a wildcard symbol may retrieve word variants: mot chieu sach - thanh hung dat ((thong cong) or (dang cong)) doan dung dat*.