Perhaps you should try some spelling variations:
chieu tinh » trieu tinh, lieu tinh, chau tinh
hanh doanh » hang doanh, chinh doanh, doanh doanh
doanh luan » doanh nhan
luan phung » luan phuong, luan chung, luan phong
phung cong » nhung cong, phong cong, nhung chong
hieu lang » chieu sang, hieu quang, nhieu tang
cong dan » cong san, cong tan, huong dan
dan van » dang van, doan van, dao van

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((chieu tinh) or (hieu lang)) - hanh doanh luan phung cong dan van ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chieu tinh) OR (hieu lang)) - hanh doanh luan phung cong dan van ban.
• Adding a wildcard symbol may retrieve word variants: theo ((chieu tinh) or (hieu lang)) - hanh doanh luan phung cong dan van ban*.