Perhaps you should try some spelling variations:
thanh trung » thanh tung
thieu sach » chieu sach, thien hach, theo sach
chiet tach » chieu sach
nhung cong » dung cong, thong cong, hang cong
hieu cach » hieu cac, chieu sach, hieu ca
trung cua » truong cua, trung tuan, trung cap
cua nhung » va nhung
cong tan » cong tac, cong san, cong thanh
tan than » tan thanh, tan tran, ban than
than cap » khan cap, thanh lap, thanh cac

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 sach) or (hieu cach))) or (chiet tach)) - thanh trung cua nhung cong tan than cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((((thieu sach) OR (hieu cach))) OR (chiet tach)) - thanh trung cua nhung cong tan than cap.
• Adding a wildcard symbol may retrieve word variants: hoc ((((thieu sach) or (hieu cach))) or (chiet tach)) - thanh trung cua nhung cong tan than cap*.