Perhaps you should try some spelling variations:
notes decrease » not decrease (Expand search), quotas decrease (Expand search), not decreased (Expand search)
c programming » _ programming (Expand search), cone programming (Expand search), and programming (Expand search)
python regius » python redes (Expand search)
regius piton » regis pinto (Expand search), regis piloni (Expand search), regis nilton (Expand search)
piton python » pitons python (Expand search), in python (Expand search), with python (Expand search)
code notes » corde notes (Expand search), coffe notes (Expand search), some notes (Expand search)
decrease c » decrease _ (Expand search), decrease β (Expand search), decrease toc (Expand search)

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

• Removing quotes may allow a broader search: (( code notes decrease c programming ) OR ( python regius piton python programming ))~.