Perhaps you should try some spelling variations:
cross processes » crisis processes (Expand search), loss processes (Expand search), class processes (Expand search)
decrease spot » decrease sod (Expand search), decrease soon (Expand search), decrease of (Expand search)
disease cross » disease case (Expand search), disease copd (Expand search)
spot disease » host disease (Expand search), wilt disease (Expand search)
python redes » python regius (Expand search), python code (Expand search)
piton python » pitons python (Expand search), in python (Expand search), with python (Expand search)
redes piton » redes pon (Expand search), redes fito (Expand search), redes ptn (Expand search)

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "(( decrease spot disease cross processes ) OR ( python redes piton python programming ))~".
• Adding a wildcard symbol may retrieve word variants: (( decrease spot disease cross processes ) OR ( python redes piton python programming ))*.