Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
trinh chua » trinh chuan, trinh cua, trinh chu
hoc thien » hoc hien, hoc thieu, hoc thiet
thien anh » thien danh, tien anh, thien thanh
chua xang » chua nang, chuc nang, chu bang
cong ban » cong bang, cong tan, cong dan
cong san » cong tac
than cau » toan cau, phan cau, than cap

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc thien anh - hanh trinh chua xang ((((cong ban) or (cong ty))) or (cong san)) than cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thien anh - hanh trinh chua xang ((((cong ban) OR (cong ty))) OR (cong san)) than cau.
• Adding a wildcard symbol may retrieve word variants: hoc thien anh - hanh trinh chua xang ((((cong ban) or (cong ty))) or (cong san)) than cau*.