Perhaps you should try some spelling variations:
"by computational python computer program" » "by computacional python computer program" (Expand search), "by computacional vpython computer program" (Expand search), "by computacionais python computer program" (Expand search), "_ computational python computer program" (Expand search), "and computational python computer program" (Expand search)
"using mobile python python programming" » "using mobile phone python programming" (Expand search), "using mobile pythons python programming" (Expand search), "using mobile piton python programming" (Expand search), "using mobile pitons 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: (("by computational python computer program") OR ("using mobile python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"by computational python computer program\") OR (\"using mobile python python programming\"))".
• Removing quotes may allow a broader search: (( by computational python computer program ) OR ( using mobile python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("by computational python computer program") OR ("using mobile python python programming"))*.