Perhaps you should try some spelling variations:
"challenges making can policy development." » "challenges during can policy development.", "challenges using can policy development.", "challenges emerging can policy development.", "challenges making case policy development.", "challenges making care policy development.", "challenges making ccs policy development.", "challenges making ocean policy development.", "challenges making plan policy development.", "challenges making main policy development."
"challenges facing can local development." » "challenges facing can social development.", "challenges facing can global development.", "challenges facing can rural development.", "challenges facing bank local development.", "challenges facing a local development.", "challenges facing war local 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 local development.") or ("challenges making can policy development."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("challenges facing can local development.") OR ("challenges making can policy development.")).
• Removing quotes may allow a broader search: (( challenges facing can local development. ) or ( challenges making can policy development. )).
• Adding a wildcard symbol may retrieve word variants: (("challenges facing can local development.") or ("challenges making can policy development."))*.