Perhaps you should try some spelling variations:
doanh luan » doanh nhan
canh doanh » hanh doanh, chinh doanh, doanh doanh
luan trong » quan trong, luat trong, luan tuong
trong dang » truong dang, trong dan, trong dong
kieu tinh » lieu tinh, trieu tinh, diep tinh
chau tinh » cuu tinh, ha tinh, cua tinh
dang van » hoang van, hang va
ban can » ban dan, ban hang, ban hanh

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

• Performing a fuzzy search may retrieve terms with similar spellings: toc ((kieu tinh) or (chau tinh)) - canh doanh luan trong dang van ban can~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc ((kieu tinh) OR (chau tinh)) - canh doanh luan trong dang van ban can.
• Adding a wildcard symbol may retrieve word variants: toc ((kieu tinh) or (chau tinh)) - canh doanh luan trong dang van ban can*.