Perhaps you should try some spelling variations:
nhung cong » dung cong, hang cong, nhung don
thong cong » trong cong, tong cong, thong thong
ho chinh » hoc chinh, cho chinh, hoa chinh
thang va » hang va, trang va, thanh va
thong va » thong cua, truong va, thong qua
san than » sang than, san thanh, ban than
than cao » toan cao, thai cao, 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: ho chinh sach - cang ((thang va) or (thong va)) ((nhung cong) OR (thong cong)) san than cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chinh sach - cang ((thang va) OR (thong va)) ((nhung cong) OR (thong cong)) san than cao.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chinh sach - cang ((thang va) or (thong va)) ((nhung cong) OR (thong cong)) san than cao".
• Adding a wildcard symbol may retrieve word variants: ho chinh sach - cang ((thang va) or (thong va)) ((nhung cong) OR (thong cong)) san than cao*.