Perhaps you should try some spelling variations:
theo chieu » theo tieu, ho chieu, theo chu
chieu sach » chinh sach, chiet tach, chieu sang
dong doanh » dung doanh, trong doanh, doanh doanh
doanh hoan » doanh doanh, doanh khoa, doanh nhan
nhan trong » nhuan trong, nhat trong, nhin trong
cong tan » cong tac, cong san, cong thanh
tan hang » tan khang, ban hang, van hang

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo chieu sach - ((dong doanh) or (doanh hoan)) nhan trong cong tan hang va~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chieu sach - ((dong doanh) OR (doanh hoan)) nhan trong cong tan hang va.
• Adding a wildcard symbol may retrieve word variants: theo chieu sach - ((dong doanh) or (doanh hoan)) nhan trong cong tan hang va*.