Perhaps you should try some spelling variations:
"chien thuong minh doanh luan van" » "chien chong minh doanh luan van", "khen thuong minh doanh luan van", "chan thuong minh doanh luan van", "chien thong minh doanh luan van", "chien truong minh doanh luan van", "chien thuong binh doanh luan van", "chien thuong kinh doanh luan van", "chien thuong minh danh luan van", "chien thuong minh doan luan van", "chien thuong minh doanh nhan van"
"hien duong minh doanh luan van" » "hien luong minh doanh luan van", "hien tuong minh doanh luan van", "chieu duong minh doanh luan van", "hien duong manh doanh luan van", "hien truong minh doanh luan van", "hien thong minh doanh luan van", "hien duong kinh doanh luan van", "hien duong minh danh luan van", "hien duong minh doan luan van", "hien duong minh doanh nhan van"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("hien duong minh doanh luan van") or ("chien thuong minh doanh luan van"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("hien duong minh doanh luan van") OR ("chien thuong minh doanh luan van")).
• Removing quotes may allow a broader search: (( hien duong minh doanh luan van ) or ( chien thuong minh doanh luan van )).
• Adding a wildcard symbol may retrieve word variants: (("hien duong minh doanh luan van") or ("chien thuong minh doanh luan van"))*.