Perhaps you should try some spelling variations:
thanh trung » thanh tung
theo chieu » theo tieu, ho chieu, theo chu
trung tuan » trung thanh, trung tam, tran tuan
tuan nhung » quan nhung, tuan hung, thuat nhung
nhung cong » dung cong, thong cong, hang cong
doi khieu » doi chieu, doc hieu, doi hien
cong tac » cong ty
tac than » tac thanh, tam than, tac nhan
than cau » toan cau, phan cau, than cap

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((theo chieu) or (((doi khieu) or (doi khi)))) sach - thanh trung tuan nhung cong tac than cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((theo chieu) OR (((doi khieu) OR (doi khi)))) sach - thanh trung tuan nhung cong tac than cau.
• Adding a wildcard symbol may retrieve word variants: ((theo chieu) or (((doi khieu) or (doi khi)))) sach - thanh trung tuan nhung cong tac than cau*.