Perhaps you should try some spelling variations:
chinh doanh » kinh doanh
thieu sang » chieu sang, thieu khang, thieu quang
hoc thieu » toc thieu, hoc hien
doanh van » doan van, doanh va, doanh ban
van hang » van khang, van hoang, van thang
cong dan » cong tan, huong dan, cong dong
cong san » cong tac
toan cau » toan cao, toan ban, toan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc thieu sang - chinh doanh van hang ((cong dan) OR (cong san)) ((toan cau) or (van ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu sang - chinh doanh van hang ((cong dan) OR (cong san)) ((toan cau) OR (van ban)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu sang - chinh doanh van hang ((cong dan) OR (cong san)) ((toan cau) or (van ban))".
• Adding a wildcard symbol may retrieve word variants: hoc thieu sang - chinh doanh van hang ((cong dan) OR (cong san)) ((toan cau) or (van ban))*.