Perhaps you should try some spelling variations:
nganh nong » nganh cong
nhung cong » dung cong, thong cong, hang cong
ganh nang » anh nang, van nang, sach nang
cua nhung » va nhung
theo chu » theo chieu, cho chu, chao chu
cong san » cong tac
chu van » cuu van, chu han

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo chu van - ((ganh nang) or (nganh nong)) cua nhung cong san ((toan ban) OR (van ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chu van - ((ganh nang) OR (nganh nong)) cua nhung cong san ((toan ban) OR (van ban)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo chu van - ((ganh nang) or (nganh nong)) cua nhung cong san ((toan ban) OR (van ban))".
• Adding a wildcard symbol may retrieve word variants: theo chu van - ((ganh nang) or (nganh nong)) cua nhung cong san ((toan ban) OR (van ban))*.