Perhaps you should try some spelling variations:
hang cong » dang cong, hang nong, bang cong
cong tinh » cong trinh, cong vinh, long tinh
chi danh » chi dan, chi anh, chi dinh
chi hanh » chi nhanh, chi thanh, thi hanh
tranh va » tranh van, trang va, trinh va
toan cao » toan ban, toan tap
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 ((chi danh) or (chi hanh)) - canh tranh va hang cong tinh toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi ((chi danh) OR (chi hanh)) - canh tranh va hang cong tinh toan cao.
• Adding a wildcard symbol may retrieve word variants: doi ((chi danh) or (chi hanh)) - canh tranh va hang cong tinh toan cao*.