Perhaps you should try some spelling variations:
"the computation using coverage problems" » "the computations using coverage problems" (Expand search), "the computation in coverage problems" (Expand search), "the composition using coverage problems" (Expand search), "the computation using coverage problem" (Expand search), "the computation using covering problems" (Expand search), "the computation using covering problem" (Expand search), "the computational using coverage problems" (Expand search), "the computation using average problems" (Expand search), "the computation testing coverage problems" (Expand search), "the computation funding coverage 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.

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