Perhaps you should try some spelling variations:
"sme development studies." » "sme development services.", "sme development strategies.", "sme development strategy.", "trade development studies.", "smmine development studies.", "smsite development studies.", "smtrade development studies."
"asian development studies." » "asian development services.", "asian development strategies.", "asian development strategy.", "human development studies.", "urban development studies.", "clean development studies."
"e development series." » "e development services.", "e development agencies.", "e development strategies.", "mine development series.", "site development series.", "trade development series."

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 studies.") OR ("asian development studies."))) or ("e development series."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("sme development studies.") OR ("asian development studies."))) OR ("e development series.")).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"sme development studies.\") OR (\"asian development studies.\"))) or (\"e development series.\"))".
• Removing quotes may allow a broader search: (((( sme development studies. ) OR ( asian development studies. ))) or ( e development series. )).
• Adding a wildcard symbol may retrieve word variants: (((("sme development studies.") OR ("asian development studies."))) or ("e development series."))*.