Perhaps you should try some spelling variations:
doanh hang » doanh sang, doanh chung, doanh nhung
thang long » thanh cong
mon triet » minh triet, bo triet, mao triet
long danh » cong danh, dong danh, long banh
danh nhan » doanh nhan, thanh nhan, benh nhan
va thang » van thang, va thanh, va thong
nhan tu » nhanh tu, phan tu, nhan su

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((mot tri) or (mon triet)) tinh - doanh hang va thang long danh nhan tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((mot tri) OR (mon triet)) tinh - doanh hang va thang long danh nhan tu*.