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

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"du an xay dung luan van ban ly nam Đinh\") OR (\"du an xay dung lan van ban ly nam Đinh\"))~".
• Removing quotes may allow a broader search: (( du an xay dung luan van ban ly nam Đinh ) OR ( du an xay dung lan van ban ly nam Đinh ))~.
• Adding a wildcard symbol may retrieve word variants: (("du an xay dung luan van ban ly nam Đinh") OR ("du an xay dung lan van ban ly nam Đinh"))*.