Perhaps you should try some spelling variations:
trainer innovation » training innovation, transfer innovation, trade innovation
innovation theory » innovation through, motivation theory
support trainer » support teacher, support tier, support trade
paper internet » per internet, safer internet, over internet
supply paper » supply pipes, supply power, supply case

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( supply paper internet (service. OR services.) ) or ( support trainer innovation theory. ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( supply paper internet (service. OR services.) ) OR ( support trainer innovation theory. ))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( supply paper internet (service. OR services.) ) or ( support trainer innovation theory. ))*".