Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
doi chinh » do chinh, tai chinh, hoc chinh
lang cong » dang cong, hang cong, bang cong
trinh va » trinh van, trinh vat, trinh ve
cong san » cong tac
san chan » san chang, dan chan, san chay
va lang » va nang, hoa lang

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi chinh sach - hanh trinh va lang cong san chan (doan OR dan)~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi chinh sach - hanh trinh va lang cong san chan (doan OR dan)".
• Adding a wildcard symbol may retrieve word variants: doi chinh sach - hanh trinh va lang cong san chan (doan OR dan)*.