Perhaps you should try some spelling variations:
citons python » pitons python (Expand search), piton python (Expand search), pythons python (Expand search)
decrease and » decreases and (Expand search), decrease in (Expand search), decrease of (Expand search)
and diseases » and disease (Expand search)
python redes » python regius (Expand search), python code (Expand search)
redes citons » redes cartoes (Expand search), redes fito (Expand search), redes casos (Expand search)

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

• If you are trying to use Boolean operators, they must be ALL CAPS: (( decrease AND diseases disease process ) OR ( python redes citons python programming ))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( decrease and diseases disease process ) OR ( python redes citons python programming ))~".
• Adding a wildcard symbol may retrieve word variants: (( decrease and diseases disease process ) OR ( python redes citons python programming ))*.