Perhaps you should try some spelling variations:
thanh trung » thanh tung
trung tuan » trung thanh, trung tam, tran tuan
tuan nhung » quan nhung, tuan hung, thuat nhung
doc dieu » doc hieu, hoc dieu, soc dieu
cong ban » cong bang, cong tan, cong dan
cong san » cong tac
khan cap » khan ap, than cap, khoan cam
hanh cac » hang cac, hanh cat, nhanh cay

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

• Performing a fuzzy search may retrieve terms with similar spellings: doc dieu hanh - thanh trung tuan nhung ((cong ban) or (cong san)) ((khan cap) or (hanh cac))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doc dieu hanh - thanh trung tuan nhung ((cong ban) OR (cong san)) ((khan cap) OR (hanh cac)).
• Adding a wildcard symbol may retrieve word variants: doc dieu hanh - thanh trung tuan nhung ((cong ban) or (cong san)) ((khan cap) or (hanh cac))*.