Perhaps you should try some spelling variations:
hanh doanh » hang doanh, chinh doanh, doanh doanh
canh doanh » chinh doanh, doanh doanh, kinh doanh
nhung cong » dung cong, hang cong, nhung don
thong cong » trong cong, tong cong, thong thong
hieu lang » chieu sang, hieu quang, nhieu tang
doan phan » doanh phan, toan phan, dan phan
phan cac » nhan cach, phan dau, phan lap
ho hieu » ho chieu, hoi hieu, nho hieu

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho hieu lang - ((canh doanh) or (hanh doanh)) va ((nhung cong) OR (thong cong)) doan phan cac~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho hieu lang - ((canh doanh) OR (hanh doanh)) va ((nhung cong) OR (thong cong)) doan phan cac*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho hieu lang - ((canh doanh) or (hanh doanh)) va ((nhung cong) OR (thong cong)) doan phan cac*".