Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
chieu xanh » chieu sach, chieu sang, chieu tinh
trinh quan » tinh quang, trinh luat, trinh han
thien anh » thien danh, tien anh, thien thanh
quan hang » quan hoang, quan lang, quan hanh
toan cau » toan cao, toan ban, toan tap

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) or (chieu xanh)) - hanh trinh quan hang ((cong ty) or (cong tac)) toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thien anh) OR (chieu xanh)) - hanh trinh quan hang ((cong ty) OR (cong tac)) toan cau.
• Adding a wildcard symbol may retrieve word variants: hoc ((thien anh) or (chieu xanh)) - hanh trinh quan hang ((cong ty) or (cong tac)) toan cau*.