Perhaps you should try some spelling variations:
thanh trung » thanh tung
nhung cong » dung cong, thong cong, hang cong
hoc thieu » hoc hien
trung cua » truong cua, trung tuan, trung cap
cua nhung » va nhung
cong tan » cong tac, cong san, cong thanh
tran ban » tranh ban, tran van, toan ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((hoc thieu) or (toc thieu)) sach - thanh trung cua nhung cong tan tran ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc thieu) OR (toc thieu)) sach - thanh trung cua nhung cong tan tran ban.
• Adding a wildcard symbol may retrieve word variants: ((hoc thieu) or (toc thieu)) sach - thanh trung cua nhung cong tan tran ban*.