Perhaps you should try some spelling variations:
programming applications » processing applications
irrigation element » irrigation manegement, irrigation equipment, irrigation demand
mitigation element » mitigation event, mitigation rumen, mitigation clean
advanced critical » advanced clinical, advanced practical, advanced optical

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

• If you are trying to use Boolean operators, they must be ALL CAPS: ((irrigation element) OR (mitigation element)) programming applications advanced critical~.
• Adding a wildcard symbol may retrieve word variants: ((irrigation element) or (mitigation element)) programming applications advanced critical*.