Perhaps you should try some spelling variations:
"asian development series." » "asian development services.", "asian development agencies.", "asian development strategies.", "urban development series.", "clean development series.", "capital development series."
"human development series." » "human development services.", "human development agencies.", "human development strategies."
"a development africa." » "_ development africa.", "clean development africa.", "city development africa."

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