Perhaps you should try some spelling variations:
"a development agencies." » "a development policies."
"human development series." » "human development services.", "human development strategies.", "human development strategy."
"child development series." » "child development services.", "child development strategies.", "child development strategy.", "world 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: (((("human development series.") or ("child development series."))) or ("a development agencies."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("human development series.") OR ("child development series."))) OR ("a development agencies.")).
• Removing quotes may allow a broader search: (((( human development series. ) or ( child development series. ))) or ( a development agencies. )).
• Adding a wildcard symbol may retrieve word variants: (((("human development series.") or ("child development series."))) or ("a development agencies."))*.