Perhaps you should try some spelling variations:
"using computational and computer programmers" » "using computational and computer programs" (Expand search), "using computational and computer programming" (Expand search), "using computational and computers programming" (Expand search), "and computational and computer programmers" (Expand search), "using computational fluid computer programmers" (Expand search), "using computational _ computer programmers" (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.

• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"using computational and computer programmers\") OR (\"using codigo python python programming\"))~".
• Removing quotes may allow a broader search: (( using computational and computer programmers ) OR ( using codigo python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("using computational and computer programmers") OR ("using codigo python python programming"))*.