Perhaps you should try some spelling variations:
vpython codigos » python codigo (Expand search), vpython colisoes (Expand search)
increase based » increase caused (Expand search), increasing based (Expand search), increases basal (Expand search)
codigos python » codigo python (Expand search)
python python » pythons python (Expand search), piton python (Expand search), pitons python (Expand search)
decrease not » decrease of (Expand search), decrease akt (Expand search), decrease at (Expand search)
not increase » and increase (Expand search), an increase (Expand search)

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

• Removing quotes may allow a broader search: (( decrease not increase based program ) OR ( vpython codigos python python programming ))~.