Perhaps you should try some spelling variations:
"_ computation and coverage problem" » "_ computation and covering problem" (Expand search), "_ computation and covering problems" (Expand search), "_ computation and coverage from" (Expand search), "_ computational and coverage problem" (Expand search), "_ computation of coverage problem" (Expand search), "_ computation and cover problem" (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.

• Performing a fuzzy search may retrieve terms with similar spellings: (("_ computation and coverage problem") OR ("using coding python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"_ computation and coverage problem\") OR (\"using coding python python programming\"))*".
• Removing quotes may allow a broader search: (( _ computation and coverage problem ) OR ( using coding python python programming ))*.