Perhaps you should try some spelling variations:
"using detection using coverage of" » "using selection using coverage of" (Expand search), "fouling detection using coverage of" (Expand search), "burning detection using coverage of" (Expand search), "using detection using average of" (Expand search), "using detection testing coverage of" (Expand search), "using detection funding coverage of" (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: (("using detection using coverage of") OR ("using coding python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"using detection using coverage of\") OR (\"using coding python python programming\"))*".
• Removing quotes may allow a broader search: (( using detection using coverage of ) OR ( using coding python python programming ))*.