Perhaps you should try some spelling variations:
"sme development policies." » "sme development policy.", "sme development projects.", "trade development policies."
"_ development process." » "_ development projects.", "_ development programs."
"urban development studies." » "urban development series.", "urban development services.", "urban development strategies.", "human development studies."

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: (((("sme development policies.") or ("_ development process."))) or ("urban development studies."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("sme development policies.") OR ("_ development process."))) OR ("urban development studies.")).
• Removing quotes may allow a broader search: (((( sme development policies. ) or ( _ development process. ))) or ( urban development studies. )).
• Adding a wildcard symbol may retrieve word variants: (((("sme development policies.") or ("_ development process."))) or ("urban development studies."))*.