Perhaps you should try some spelling variations:
interaction series » interactions series, interaction studies, interaction terms
depth interaction » data interaction, dem interaction, earth interaction
funding services » bundling services, lending services, guiding services
supply depth » supply data
supply term » supply theory, supply water

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

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