Perhaps you should try some spelling variations:
"coder code coverage channel function" » "coder code average channel function" (Expand search), "coder code coverage change function" (Expand search), "coder code covert channel function" (Expand search), "coder code coverage channel functional" (Expand search), "coder code coverage channel section" (Expand search), "coder code coverage channel selection" (Expand search), "coder care coverage channel function" (Expand search), "coder and coverage channel function" (Expand search), "coder the coverage channel function" (Expand search), "code code coverage channel function" (Expand search), "modern code coverage channel function" (Expand search), "color code coverage channel function" (Expand search)
"api python python python programming" » "api pythons python python programming" (Expand search), "api piton python python programming" (Expand search), "api pitons python python programming" (Expand search), "rpa 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: (("coder code coverage channel function") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder code coverage channel function\") OR (\"api python python python programming\"))*".
• Removing quotes may allow a broader search: (( coder code coverage channel function ) OR ( api python python python programming ))*.