Perhaps you should try some spelling variations:
period programming » end programming (Expand search), learning programming (Expand search)
model processes » modern processes (Expand search), model process (Expand search), model processor (Expand search)
decrease model » increase model (Expand search), decrease sod (Expand search), decrease total (Expand search)
methods period » methods derived (Expand search), methods perform (Expand search), methods method (Expand search)
decrease and » decreases and (Expand search), decrease in (Expand search), decrease of (Expand search)
and decrease » and decreases (Expand search), and decreased (Expand search), and increase (Expand search)
python and » python based (Expand search)

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

• Removing quotes may allow a broader search: (( decrease and decrease model processes ) OR ( python and methods period programming ))~.