Perhaps you should try some spelling variations:
"challenges facing a political development." » "challenges facing a physical development.", "challenges facing a social development.", "challenges facing a local development.", "challenges facing _ political development."
"challenges facing plan policy development." » "challenges financing plan policy development.", "challenges trading plan policy development.", "challenges facing brand policy development.", "challenges facing land policy development.", "challenges facing urban 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 a political development.") or ("challenges facing plan policy development."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("challenges facing a political development.") OR ("challenges facing plan policy development.")).
• Removing quotes may allow a broader search: (( challenges facing a political development. ) or ( challenges facing plan policy development. )).
• Adding a wildcard symbol may retrieve word variants: (("challenges facing a political development.") or ("challenges facing plan policy development."))*.