Perhaps you should try some spelling variations:
cong thanh » dong thanh, cong trinh, cong tan
hoang cua » hang cua, hoan cua, hoang xuan
cua nhung » va nhung
theo chu » theo chieu, cho chu, chao chu
cong dan » cong tan, huong dan, cong dong
cong san » cong tac
toan tap » toan ban
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 - tnhh hoang cua nhung ((((cong dan) or (cong thanh))) or (cong san)) toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chu van - tnhh hoang cua nhung ((((cong dan) OR (cong thanh))) OR (cong san)) toan tap.
• Adding a wildcard symbol may retrieve word variants: theo chu van - tnhh hoang cua nhung ((((cong dan) or (cong thanh))) or (cong san)) toan tap*.