Perhaps you should try some spelling variations:
"du an xay dung lan van quan ly nam Đinh" » "du an xay dung luan van quan ly nam Đinh", "du an xay dung land van quan ly nam Đinh", "du an xay dung lam van quan ly nam Đinh", "du an xay dung lang van quan ly nam Đinh", "du an xay dung tan van quan ly nam Đinh"
"du an xay dung lan van ban lay nam Đinh" » "du an xay dung luan van ban lay nam Đinh", "du an xay dung land van ban lay nam Đinh", "du an xay dung lam van ban lay nam Đinh", "du an xay dung lang van ban lay nam Đinh", "du an xay dung tan van ban lay nam Đinh", "du an xay dung lan van ban tay nam Đinh", "du an xay dung lan van ban lai nam Đinh", "du an xay dung lan van ban lap nam Đinh"

Try widening your search to All Fields.

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("du an xay dung lan van quan ly nam Đinh") or ("du an xay dung lan van ban lay nam Đinh"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("du an xay dung lan van quan ly nam Đinh") OR ("du an xay dung lan van ban lay nam Đinh")).
• Removing quotes may allow a broader search: (( du an xay dung lan van quan ly nam Đinh ) or ( du an xay dung lan van ban lay nam Đinh )).
• Adding a wildcard symbol may retrieve word variants: (("du an xay dung lan van quan ly nam Đinh") or ("du an xay dung lan van ban lay nam Đinh"))*.