Perhaps you should try some spelling variations:
thanh trung » thanh tung
nhung cong » dung cong, thong cong, hang cong
trung cua » truong cua, trung tuan, trung cap
cua nhung » va nhung
san chang » ban hang, dan chan, van khang
ho chinh » hoc chinh, cho chinh, hoa chinh
san chan » dan chan, san chay, ban chan

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho chinh sach - thanh trung cua nhung cong ((san chan) OR (san chang)) doan~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chinh sach - thanh trung cua nhung cong ((san chan) OR (san chang)) doan".
• Adding a wildcard symbol may retrieve word variants: ho chinh sach - thanh trung cua nhung cong ((san chan) OR (san chang)) doan*.