Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
theo cong » theo dong, theo vong, thep cong
cong tich » cong tinh, cong lich, cong trinh
trinh cua » tinh cua, trinh luat, trinh quan
cong vang » cong lang, cong quang, cong ngang
cua dung » cua dang, cua dong, qua dung
cong van » song van, cong tan, cong va
cong san » cong tac
tuan cu » tuan tu, quan cua, tuan thu

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo cong tich - hanh trinh cua dung ((((cong van) OR (cong vang))) or (cong san)) tuan cu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo cong tich - hanh trinh cua dung ((((cong van) OR (cong vang))) OR (cong san)) tuan cu.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo cong tich - hanh trinh cua dung ((((cong van) OR (cong vang))) or (cong san)) tuan cu".
• Adding a wildcard symbol may retrieve word variants: theo cong tich - hanh trinh cua dung ((((cong van) OR (cong vang))) or (cong san)) tuan cu*.