Perhaps you should try some spelling variations:
class processes » last processes (Expand search), loss processes (Expand search), plasma processes (Expand search)
decrease spot » decrease sod (Expand search), decrease soon (Expand search), decrease of (Expand search)
disease class » disease case (Expand search), disease cross (Expand search), disease cases (Expand search)
spot disease » host disease (Expand search), wilt disease (Expand search)
python redes » python regius (Expand search), python code (Expand search)
redes pitons » 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.

• Removing quotes may allow a broader search: (( decrease spot disease class processes ) OR ( python redes pitons python programming ))~.