Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
trinh cua » tinh cua, trinh luat, trinh quan
dang cong » dung cong
cot diep » cot thep, co dieu, cot lieu
cua dang » cua cong, cua ban
cong van » cong vang, cong san, song van
toan cao » toan ban
toan tap » toan ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((cot diep) or (co dien)) tinh - hanh trinh cua dang cong van ((toan cao) or (toan tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((cot diep) OR (co dien)) tinh - hanh trinh cua dang cong van ((toan cao) OR (toan tap)).
• Adding a wildcard symbol may retrieve word variants: ((cot diep) or (co dien)) tinh - hanh trinh cua dang cong van ((toan cao) or (toan tap))*.