Perhaps you should try some spelling variations:
canh trinh » canh tranh, hanh trinh, canh tinh
bien tinh » bi tinh, yen tinh, diep tinh
hang cong » dang cong, hang nong, bang cong
trinh va » trinh van, trinh vat, trinh ve
cong san » cong tac
toan cao » toan ban, toan tap
ho bien » pho bien, hoa bien, so bien
va hang » van hang, va nang, va lang
tan cao » tao cao, tay cao, tan ca

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho bien tinh - canh trinh va hang cong san ((tan cao) OR (toan cao))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho bien tinh - canh trinh va hang cong san ((tan cao) OR (toan cao))".
• Adding a wildcard symbol may retrieve word variants: ho bien tinh - canh trinh va hang cong san ((tan cao) OR (toan cao))*.