Perhaps you should try some spelling variations:
"negative experiments using computer program" » "negative experiences using computer program" (Expand search), "negative experience using computer program" (Expand search), "interactive experiments using computer program" (Expand search), "negative experiment using computer program" (Expand search), "negative experiments in computer program" (Expand search), "negative experiments with computer program" (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: "((\"negative experiments using computer program\") OR (\"using coding python python programming\"))~".
• Removing quotes may allow a broader search: (( negative experiments using computer program ) OR ( using coding python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("negative experiments using computer program") OR ("using coding python python programming"))*.