Perhaps you should try some spelling variations:
threat processes » threat processing (Expand search), theatre processes (Expand search), stream processes (Expand search)
disease threat » disease that (Expand search), disease three (Expand search), disease treated (Expand search)
decrease of » decrease in (Expand search)
python code » python coding (Expand search), python redes (Expand search)
pitons » citons (Expand search), pitoni (Expand search), pitoes (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 of disease threat processes ) OR ( python code pitons python programming ))~".
• Adding a wildcard symbol may retrieve word variants: (( decrease of disease threat processes ) OR ( python code pitons python programming ))*.