Perhaps you should try some spelling variations:
"by computation using based problems" » "by computations using based problems" (Expand search), "by computation in based problems" (Expand search), "by composition using based problems" (Expand search), "by computational using based problems" (Expand search), "of computation using based problems" (Expand search), "_ computation using based problems" (Expand search), "by computation using posed problems" (Expand search), "by computation using based probes" (Expand search), "by computation using basic problems" (Expand search), "by computation using biased problems" (Expand search), "by computation using base problems" (Expand search), "by computation nursing based problems" (Expand search)
"using python python python programming" » "using pythons python python programming" (Expand search), "using piton python python programming" (Expand search), "using pitons python python programming" (Expand search), "usando python python python programming" (Expand search), "in python 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 using based problems") OR ("using python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"by computation using based problems\") OR (\"using python python python programming\"))".
• Removing quotes may allow a broader search: (( by computation using based problems ) OR ( using python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("by computation using based problems") OR ("using python python python programming"))*.