Perhaps you should try some spelling variations:
"social resource development update rate" » "social resources development update rate", "local resource development update rate", "soil resource development update rate", "social resource development update rule", "social resource development update cote", "social resource development update note"
"dal software development strategy series" » "das software development strategy series", "real software development strategy series", "a software development strategy 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: (("dal software development strategy series") or ("social resource development update rate"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("dal software development strategy series") OR ("social resource development update rate")).
• Removing quotes may allow a broader search: (( dal software development strategy series ) or ( social resource development update rate )).
• Adding a wildcard symbol may retrieve word variants: (("dal software development strategy series") or ("social resource development update rate"))*.