Perhaps you should try some spelling variations:
"and computations using contextual programming" » "and computations using conceptual programming" (Expand search), "and computations using textual programming" (Expand search), "and computations using context programming" (Expand search), "and computation using contextual programming" (Expand search), "and populations using contextual programming" (Expand search), "and computations in contextual programming" (Expand search), "and computational using contextual programming" (Expand search), "and competitions using contextual programming" (Expand search), "and computations and contextual programming" (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: (("and computations using contextual programming") OR ("using python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"and computations using contextual programming\") OR (\"using python python python programming\"))".
• Removing quotes may allow a broader search: (( and computations using contextual programming ) OR ( using python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("and computations using contextual programming") OR ("using python python python programming"))*.