Perhaps you should try some spelling variations:
"by computational xcode java programming" » "by computational code java programming" (Expand search), "by computational codes java programming" (Expand search), "by computational mode java programming" (Expand search), "_ computational xcode java programming" (Expand search), "and computational xcode java programming" (Expand search), "by computational xcode and programming" (Expand search), "by computational xcode based programming" (Expand search), "by computational xcode goal programming" (Expand search)
"using visual python python programming" » "using via python python programming" (Expand search), "using visual path python programming" (Expand search), "using visual pythons python programming" (Expand search), "using visual piton python programming" (Expand search), "using visual pitons python programming" (Expand search), "using virtual 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: (("by computational xcode java programming") OR ("using visual python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"by computational xcode java programming\") OR (\"using visual python python programming\"))*".
• Removing quotes may allow a broader search: (( by computational xcode java programming ) OR ( using visual python python programming ))*.