Perhaps you should try some spelling variations:
decrease processes » disease processes (Expand search), decay processes (Expand search), increase process (Expand search)
decrease decrease » decrease release (Expand search), disease decreases (Expand search), decreases disease (Expand search)
decrease physical » increase physical (Expand search), increased physical (Expand search), increases physical (Expand search)
physical process » physical processes (Expand search), physical property (Expand search), physical fitness (Expand search)
nltk decrease » not decrease (Expand search), rate decrease (Expand search), with decrease (Expand search)
decrease to » decreased to (Expand search), decrease toc (Expand search), decrease the (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 decrease processes ) OR ( python nltk decrease physical process ))~.