Perhaps you should try some spelling variations:
interaction series » interactions series, interaction studies, interaction terms
motivation theory » motivation der, innovation theory
host interaction » host interactions, robot interaction, about interaction
role motivation » people motivation, cycle motivation, group motivation
supply host » supply cost, supply costs, supply how
supply role » supply cold, supply cote, supply rise

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( supply host interaction series. ) or ( supply role motivation theory. ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( supply host interaction series. ) OR ( supply role motivation theory. )).
• Adding a wildcard symbol may retrieve word variants: (( supply host interaction series. ) or ( supply role motivation theory. ))*.