Perhaps you should try some spelling variations:
"du an xay dung tran van ban le nam Đinh" » "du an xay dung trang van ban le nam Đinh", "du an xay dung tren van ban le nam Đinh", "du an xay hung tran van ban le nam Đinh", "du an xay dung luan van ban le nam Đinh", "du an xay dung tran van ban ve nam Đinh", "du an xay dung tran van ban ly nam Đinh", "du an xay dung tran van ban he nam Đinh", "du an xay dung tran van ban le na Đinh"
"du an xay dung tan van ban ky nam Đinh" » "du an xay dung toan van ban ky nam Đinh", "du an xay duong tan van ban ky nam Đinh", "du an xay dung tai van ban ky nam Đinh", "du an xay dung tang van ban ky nam Đinh", "du an xay dung luan van ban ky nam Đinh", "du an xay dung dang van ban ky nam Đinh", "du an xay dung tan van van ky nam Đinh", "du an xay dung tan van dan ky nam Đinh", "du an xay dung tan van ban ly nam Đinh", "du an xay dung tan van ban uy 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 tan van ban ky nam Đinh") or ("du an xay dung tran van ban le nam Đinh"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("du an xay dung tan van ban ky nam Đinh") OR ("du an xay dung tran van ban le nam Đinh")).
• Removing quotes may allow a broader search: (( du an xay dung tan van ban ky nam Đinh ) or ( du an xay dung tran van ban le nam Đinh )).
• Adding a wildcard symbol may retrieve word variants: (("du an xay dung tan van ban ky nam Đinh") or ("du an xay dung tran van ban le nam Đinh"))*.