Perhaps you should try some spelling variations:
interaction series » interactions series, interaction studies, interaction terms
host interaction » host interactions, robot interaction, about interaction
deep interaction » deep integration, dem interaction, depth interaction
supply host » supply cost, supply costs, supply how
supply deep » support deep

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 deep interaction series. ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( supply host interaction series. ) OR ( supply deep interaction series. )).
• Adding a wildcard symbol may retrieve word variants: (( supply host interaction series. ) or ( supply deep interaction series. ))*.