Perhaps you should try some spelling variations:
"challenges facing can political development." » "challenges facing can physical development.", "challenges facing can social development.", "challenges facing can local development.", "challenges facing local political development.", "challenges facing urban political development.", "challenges facing 1 political development.", "challenges facing bank political development.", "challenges facing a political development.", "challenges facing war political development."
"challenges facing non policy development." » "challenges caging non policy development.", "challenges facies non policy development.", "challenges facing neo policy development.", "challenges facing union policy development.", "challenges facing down policy development.", "challenges facing loan policy development."

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: (("challenges facing can political development.") or ("challenges facing non policy development."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("challenges facing can political development.") OR ("challenges facing non policy development.")).
• Removing quotes may allow a broader search: (( challenges facing can political development. ) or ( challenges facing non policy development. )).
• Adding a wildcard symbol may retrieve word variants: (("challenges facing can political development.") or ("challenges facing non policy development."))*.