Perhaps you should try some spelling variations:
interaction series » interactions series, interaction studies, interaction terms
irrigation schemes » irrigation scheme, irrigation systems
chain irrigation » grain irrigation, change irrigation, basin irrigation
support grid » support agri, support grant, support group
supply grid » supply crowd, supply great

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

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