Perhaps you should try some spelling variations:
thanh tran » thanh trang, thanh toan, thanh tra
thong cong » trong cong, thong thong, phong chong
hoc thieu » toc thieu, hoc hien
tran tuan » tran xuan, tran quang, tran thanh
tong cong » trong cong, cong cong, dung cong
ban thanh » ban hanh, ban hang
thanh cap » thanh lap, hanh cap, than cap
ho chieu » theo chieu, doi chieu, mot chieu

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) or (hoc thieu)) sach - thanh tran tuan ((thong cong) or (tong cong)) ban thanh cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (hoc thieu)) sach - thanh tran tuan ((thong cong) OR (tong cong)) ban thanh cap.
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) or (hoc thieu)) sach - thanh tran tuan ((thong cong) or (tong cong)) ban thanh cap*.