Perhaps you should try some spelling variations:
irrigation scheme » irrigation systems
spate irrigation » scale irrigation, water irrigation, surge irrigation
banking series » banking services, making series, banking service
codes banking » modern banking, class banking, codes anhang
supply codes » supply costs, supply sides, supply cote
supply spate » supply system, supply side, 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 codes banking series. ) or ( supply spate irrigation scheme. ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( supply codes banking series. ) OR ( supply spate irrigation scheme. ))*.