Perhaps you should try some spelling variations:
"by computation _ sampling program" » "by computation _ labeling program" (Expand search), "by computation _ smoking program" (Expand search), "by computation _ jumping program" (Expand search), "by computational _ sampling program" (Expand search), "of computation _ sampling program" (Expand search), "_ computation _ sampling program" (Expand search)
"using codigo python python programming" » "using codigo pythons python programming" (Expand search), "using codigo piton python programming" (Expand search), "using codigo pitons python programming" (Expand search), "using indigo python python programming" (Expand search), "using coding python python programming" (Expand search), "using codium 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 computation _ sampling program") OR ("using codigo python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"by computation _ sampling program\") OR (\"using codigo python python programming\"))".
• Removing quotes may allow a broader search: (( by computation _ sampling program ) OR ( using codigo python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("by computation _ sampling program") OR ("using codigo python python programming"))*.