Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
trinh van » trinh han, trinh quan, trinh toan
trong tan » trong quan, trong cac, cong tan
ho chieu » theo chieu, hoc thieu, doi chieu
van dung » van dong, xay dung, tin dung
trong ca » trong cac, trong nha
toan ban » van ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((ho chieu) or (theo tieu)) xanh - hanh trinh van dung ((trong tan) OR (trong ca)) toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (theo tieu)) xanh - hanh trinh van dung ((trong tan) OR (trong ca)) toan ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((ho chieu) or (theo tieu)) xanh - hanh trinh van dung ((trong tan) OR (trong ca)) toan ban".
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) or (theo tieu)) xanh - hanh trinh van dung ((trong tan) OR (trong ca)) toan ban*.