Perhaps you should try some spelling variations:
information documents » information documentation, information agents, information requirements
documents after » documents posters, documents algebra, documents entered
functions error » functions entire
functions egfr » functions esf, functions euler, mutations egfr
functions e.l » functions esf, functions ecole, functions euler

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

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