Perhaps you should try some spelling variations:
"a private development perspectives series" » "a private development objectives series", "a private development projects series", "a private development priorities series", "a private developers perspectives series", "a promote development perspectives series", "a drive development perspectives series", "_ private development perspectives series"
"cost private sector perspectives series" » "cost private sector perspective series", "cost private investor perspectives series", "cost private gender perspectives series", "costs private sector perspectives 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: (("a private development perspectives series") or ("cost private sector perspectives series"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("a private development perspectives series") OR ("cost private sector perspectives series")).
• Removing quotes may allow a broader search: (( a private development perspectives series ) or ( cost private sector perspectives series )).
• Adding a wildcard symbol may retrieve word variants: (("a private development perspectives series") or ("cost private sector perspectives series"))*.