Perhaps you should try some spelling variations:
quan trong » gian trong
doi chieu » doc hieu, doi chi, ho chieu
tac doanh » cac doanh, tac danh, toan doanh
doanh cao » doanh co, doanh bao, doanh cho
hanh ban » thanh ban, hang ban, hanh san
ban quan » van quan
cong tac » cong ty

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((doi chieu) OR (mot chieu)) sang - hanh ban quan trong cong tac doanh cao~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((doi chieu) OR (mot chieu)) sang - hanh ban quan trong cong tac doanh cao".
• Adding a wildcard symbol may retrieve word variants: ((doi chieu) OR (mot chieu)) sang - hanh ban quan trong cong tac doanh cao*.