Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
doi chinh » do chinh, tai chinh, hoc chinh
hang cong » dang cong, hang nong, bang cong
trinh va » trinh van, trinh vat, trinh ve
san chan » san chang, dan chan, ban chan
san chay » san pham, van chat, dan chan
va hang » van hang, va nang, va 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 hang cong ((san chan) OR (san chay)) ban~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi chinh sach - hanh trinh va hang cong ((san chan) OR (san chay)) ban".
• Adding a wildcard symbol may retrieve word variants: doi chinh sach - hanh trinh va hang cong ((san chan) OR (san chay)) ban*.