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