Perhaps you should try some spelling variations:
chiet tach » chieu sach
thanh tung » thanh cong
xuan thong » xuat thong, xuan thang, xuan truong
thong cong » trong cong, tong cong, thong thong
cong tran » cong tan, cong tuan, cong toan
ho chiet » ho chieu, ho thiet, hoc thiet
tran van » luan 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 chiet tach - ((thanh trung) or (thanh tung)) xuan thong cong tran van ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chiet tach - ((thanh trung) OR (thanh tung)) xuan thong cong tran van ban.
• Adding a wildcard symbol may retrieve word variants: ho chiet tach - ((thanh trung) or (thanh tung)) xuan thong cong tran van ban*.