Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
trinh cua » tinh cua, trinh luat, trinh quan
dong cong » duong cong, dung cong, dang cong
theo chu » theo chieu, cho chu, chao chu
cua dong » chua dong, cua cong, cua dang
cong san » cong tac
toan cao » toan tap
toan ban » van ban

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) or (theo tieu)) xanh - hanh trinh cua dong cong san ((toan cao) or (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((theo chu) OR (theo tieu)) xanh - hanh trinh cua dong cong san ((toan cao) OR (toan ban)).
• Adding a wildcard symbol may retrieve word variants: ((theo chu) or (theo tieu)) xanh - hanh trinh cua dong cong san ((toan cao) or (toan ban))*.