Perhaps you should try some spelling variations:
"using computational artifacts coverage on" » "using computational artifact coverage on" (Expand search), "using computacional artefatos coverage on" (Expand search), "using communicational artifact coverage on" (Expand search), "and computational artifacts coverage on" (Expand search), "using computational artifacts coverage of" (Expand search), "using computational artifacts coverage in" (Expand search), "using computational artifacts coverage and" (Expand search)
"using coding python python programming" » "using codigo python python programming" (Expand search), "using codigos python python programming" (Expand search), "using using python python programming" (Expand search), "using coding pythons python programming" (Expand search), "using coding piton python programming" (Expand search), "using coding pitons python programming" (Expand search), "using coping python python programming" (Expand search), "using coating python python programming" (Expand search), "using cooking 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 artifacts coverage on\") OR (\"using coding python python programming\"))~".
• Removing quotes may allow a broader search: (( using computational artifacts coverage on ) OR ( using coding python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("using computational artifacts coverage on") OR ("using coding python python programming"))*.