Perhaps you should try some spelling variations:
canh doanh » hanh doanh, chinh doanh, doanh doanh
chieu sach » chinh sach, chiet tach, chieu sang
trong dung » thong dung, trung dung, trong rung
hieu xanh » chieu xanh, hieu manh, hieu nganh
dung phan » dung nhan, dung luan, dung ha
phan cac » nhan cach, phan dau, phan lap

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

• Performing a fuzzy search may retrieve terms with similar spellings: doc ((hieu xanh) or (chieu sach)) - canh doanh ((cua ban) or (cua cong)) trong dung phan cac~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doc ((hieu xanh) OR (chieu sach)) - canh doanh ((cua ban) OR (cua cong)) trong dung phan cac.
• Adding a wildcard symbol may retrieve word variants: doc ((hieu xanh) or (chieu sach)) - canh doanh ((cua ban) or (cua cong)) trong dung phan cac*.