Perhaps you should try some spelling variations:
information requirements » nutrition requirements, irrigation requirements, information environments
prototype functions » prototype functional, protective functions, isotype functions
information agents » information age, information access, information about
functions e.l » functions esf, functions ecole, functions euler
e.l lives » real lives

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: ((information requirements) or (information agents)) prototype functions e.l lives~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((information requirements) OR (information agents)) prototype functions e.l lives.
• Adding a wildcard symbol may retrieve word variants: ((information requirements) or (information agents)) prototype functions e.l lives*.