Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
trinh quan » tinh quang, trinh luat, trinh han
quan khong » quang khang, quang thong, quan hoang
chi xanh » chi anh, chi danh, chi hanh
cong tac » cong ty
toan cau » toan cao, toan tap, toan tai
toan ban » van ban
doi chi » doi khi

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi chi xanh - hanh trinh quan khong ((cong san) or (cong tac)) ((toan cau) or (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chi xanh - hanh trinh quan khong ((cong san) OR (cong tac)) ((toan cau) OR (toan ban)).
• Adding a wildcard symbol may retrieve word variants: doi chi xanh - hanh trinh quan khong ((cong san) or (cong tac)) ((toan cau) or (toan ban))*.