Perhaps you should try some spelling variations:
information service » information services, information security
social interactions » social integration
interactions terms » interaction terms, interaction term, interactions series
essential social » essential oils, essential skills
state personal » states personal, state personality, states personnel

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( state personal information service ) or ( essential social interactions terms ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( state personal information service ) OR ( essential social interactions terms )).
• Adding a wildcard symbol may retrieve word variants: (( state personal information service ) or ( essential social interactions terms ))*.