Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, nhung don
trung cua » truong cua, trung tuan, dung cua
trung cap » truong cao, trung tam
hang cong » dang cong, hang nong, bang cong
ho chinh » hoc chinh, cho chinh, hoa chinh
van khan » van khanh, van khang, van phan
khan cap » khan ap, than cap, khoan cam

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

• If you are trying to use Boolean operators, they must be ALL CAPS: ho chinh sach - hanh ((trung cua) OR (trung cap)) ((nhung cong) OR (hang cong)) van khan cap~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chinh sach - hanh ((trung cua) or (trung cap)) ((nhung cong) OR (hang cong)) van khan cap~".
• Adding a wildcard symbol may retrieve word variants: ho chinh sach - hanh ((trung cua) or (trung cap)) ((nhung cong) OR (hang cong)) van khan cap*.