Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
cong cong » cong dong, trong cong, dang cong
dung cong » dung trong
doi diep » doi dien, moi dieu, noi tiep
doi viet » dai viet, hoi viet, oi viet
dan than » dan chan, ban than, van than
than cap » khan cap, thanh lap, thanh cac

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((doi diep) or (doi viet)) tinh - hanh trinh luat ((cong cong) or (dung cong)) dan than cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((doi diep) OR (doi viet)) tinh - hanh trinh luat ((cong cong) OR (dung cong)) dan than cap.
• Adding a wildcard symbol may retrieve word variants: ((doi diep) or (doi viet)) tinh - hanh trinh luat ((cong cong) or (dung cong)) dan than cap*.