Perhaps you should try some spelling variations:
"by computation using robot problem" » "by computations using robot problem" (Expand search), "by computation in robot problem" (Expand search), "by composition using robot problem" (Expand search), "by computational using robot problem" (Expand search), "of computation using robot problem" (Expand search), "_ computation using robot problem" (Expand search), "by computation using robin problem" (Expand search), "by computation using root problems" (Expand search), "by computation using robotics problem" (Expand search), "by computation using root problem" (Expand search), "by computation using robotic problem" (Expand search), "by computation using robust problem" (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 robot problem") OR ("using python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"by computation using robot problem\") OR (\"using python python python programming\"))*".
• Removing quotes may allow a broader search: (( by computation using robot problem ) OR ( using python python python programming ))*.