Perhaps you should try some spelling variations:
"using computational using scanning problem" » "and computational using scanning problem" (Expand search), "using computation using scanning problem" (Expand search), "using computations using scanning problem" (Expand search), "using computacional usinas scanning problem" (Expand search), "using computational using scanning problems" (Expand search), "using computational using planning problem" (Expand search), "using computational using scanning probe" (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.

• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"using computational using scanning problem\") OR (\"using python python python programming\"))~".
• Removing quotes may allow a broader search: (( using computational using scanning problem ) OR ( using python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("using computational using scanning problem") OR ("using python python python programming"))*.