Perhaps you should try some spelling variations:
"and computation using comparative problems" » "and computation using comparative process" (Expand search), "and computation using comparative profiles" (Expand search), "and computation using cooperative problem" (Expand search), "and computations using comparative problems" (Expand search), "and computation in comparative problems" (Expand search), "and composition using comparative problems" (Expand search), "and computational using comparative problems" (Expand search), "of computation using comparative problems" (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: "((\"and computation using comparative problems\") OR (\"using coding python python programming\"))~".
• Removing quotes may allow a broader search: (( and computation using comparative problems ) OR ( using coding python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("and computation using comparative problems") OR ("using coding python python programming"))*.