Perhaps you should try some spelling variations:
decrease severity » decreases severity (Expand search), increased severity (Expand search), disease severity (Expand search)
severity problems » leverett problems (Expand search), poverty problems (Expand search), security problem (Expand search)
python python » pythons python (Expand search), piton python (Expand search), pitons python (Expand search)
decrease to » decreased to (Expand search), decrease toc (Expand search), decrease the (Expand search)
python code » python coding (Expand search), python redes (Expand search)
code python » codigo python (Expand search), pacote python (Expand search)

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

• Removing quotes may allow a broader search: (( decrease to decrease severity problems ) OR ( python code python python programming ))~.