Perhaps you should try some spelling variations:
interaction series » interactions series, interaction studies, interaction terms
irrigation schemes » irrigation scheme, irrigation systems
data irrigation » delta irrigation, canal irrigation, water irrigation
a interaction » ai interaction, 2 interaction, 3 interaction
support data » support de
support a » support _

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

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