Perhaps you should try some spelling variations:
problem processes » problem process (Expand search), problemas processos (Expand search), problema processo (Expand search)
disease problem » disease profles (Expand search), disease profiles (Expand search), distance problem (Expand search)
python python » pythons python (Expand search), piton python (Expand search), pitons python (Expand search)
decrease and » decreases and (Expand search), decrease in (Expand search), decrease of (Expand search)
python dados » python data (Expand search), python redes (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 disease problem processes ) OR ( python dados python python programming ))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( decrease and disease problem processes ) OR ( python dados python python programming ))~".
• Adding a wildcard symbol may retrieve word variants: (( decrease and disease problem processes ) OR ( python dados python python programming ))*.