Perhaps you should try some spelling variations:
hanh trinh » hanh chinh
theo chieu » theo tieu, ho chieu, thi chieu
cong cong » cong dong, trong cong, dung cong
theo chu » cho chu, chao chu, theo yeu
cong san » cong tac
san tai » sang tai, van tai, han tai
tai cao » thai cao, tao cao, tai sao

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

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