Perhaps you should try some spelling variations:
trong doanh » trong nganh
dong doanh » dung doanh, doanh doanh, dong thanh
hoc thieu » toc thieu, hoc hien
doi chieu » doc hieu, doi chi, ho chieu
canh sinh » canh tinh, canh binh, tinh sinh
vat hang » van hang, dat hang, va hang
phan cau » phan dau, phan cac, phan tu

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) or (doi chieu)) xanh - canh sinh vat hang ((dong doanh) OR (trong doanh)) phan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc thieu) OR (doi chieu)) xanh - canh sinh vat hang ((dong doanh) OR (trong doanh)) phan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((hoc thieu) or (doi chieu)) xanh - canh sinh vat hang ((dong doanh) OR (trong doanh)) phan cau".
• Adding a wildcard symbol may retrieve word variants: ((hoc thieu) or (doi chieu)) xanh - canh sinh vat hang ((dong doanh) OR (trong doanh)) phan cau*.