Perhaps you should try some spelling variations:
trong doanh » trong nganh
theo chieu » theo tieu, theo chu, thi chieu
doanh phan » doanh nhan, doan phan, doanh thanh
tranh qua » tranh cua, thanh qua, tranh quang
trinh qua » trinh quan, trinh cua, trinh quang
ho chieu » hoc thieu, doi chieu, mot chieu
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: ((ho chieu) or (theo chieu)) xanh - canh ((tranh qua) OR (trinh qua)) dung trong doanh phan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (theo chieu)) xanh - canh ((tranh qua) OR (trinh qua)) dung trong doanh phan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((ho chieu) or (theo chieu)) xanh - canh ((tranh qua) OR (trinh qua)) dung trong doanh phan cau".
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) or (theo chieu)) xanh - canh ((tranh qua) OR (trinh qua)) dung trong doanh phan cau*.