Perhaps you should try some spelling variations:
"grid computacionais python computer program" » "grid computacional python computer program" (Expand search), "grid computacionais auto computer program" (Expand search), "grid computacionais frapcon computer program" (Expand search), "grids computacionais python computer program" (Expand search), "grades computacionais python computer program" (Expand search)
"using python python python programming" » "using pythons python python programming" (Expand search), "using piton python python programming" (Expand search), "using pitons python python programming" (Expand search), "usando python python python programming" (Expand search), "in python python python programming" (Expand search)

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("grid computacionais python computer program") OR ("using python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"grid computacionais python computer program\") OR (\"using python python python programming\"))".
• Removing quotes may allow a broader search: (( grid computacionais python computer program ) OR ( using python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("grid computacionais python computer program") OR ("using python python python programming"))*.