Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
ho chinh » hoc chinh, cho chinh, hoa chinh
thang va » hang va, thong va, thanh va
trang va » tran van, hang va
cong dan » cong san, cong tan, huong dan
than cao » toan cao, than cap, than sao
thai cao » tai cao, thoai cac, thuat cao

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 - cang ((thang va) OR (trang va)) nhung cong dan ((than cao) or (thai cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chinh sach - cang ((thang va) OR (trang va)) nhung cong dan ((than cao) OR (thai cao)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chinh sach - cang ((thang va) OR (trang va)) nhung cong dan ((than cao) or (thai cao))".
• Adding a wildcard symbol may retrieve word variants: ho chinh sach - cang ((thang va) OR (trang va)) nhung cong dan ((than cao) or (thai cao))*.