Perhaps you should try some spelling variations:
canh trinh » canh tranh, hanh trinh, canh tinh
doi chieu » doc hieu, doi chi, mot chieu
hang cong » dang cong, hang nong, bang cong
cong doan » cong dan, cong hoan, dong doanh
doan phan » doanh phan, toan phan, dan phan
ho chieu » theo chieu, hoc thieu, mot chieu
trinh va » trinh van, trinh vat, trinh ve
phan cau » phan dau, phan cac, phan tu
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: ((ho chieu) OR (doi chieu)) sang - canh trinh va hang cong doan phan cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((ho chieu) OR (doi chieu)) sang - canh trinh va hang cong doan phan cau".
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) OR (doi chieu)) sang - canh trinh va hang cong doan phan cau*.