Perhaps you should try some spelling variations:
"code code sampling with coverage" » "code core sampling with coverage" (Expand search), "code node sampling with coverage" (Expand search), "code one sampling with coverage" (Expand search), "code code sampling in coverage" (Expand search), "code code samples with coverage" (Expand search), "code code sample with coverage" (Expand search), "code code sampling with average" (Expand search), "code code sampling with cover" (Expand search), "code cdc sampling with coverage" (Expand search)
"in python python python programming" » "in pythons python python programming" (Expand search), "in piton python python programming" (Expand search), "in pitons python python programming" (Expand search), "_ 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: (("code code sampling with coverage") OR ("in python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"code code sampling with coverage\") OR (\"in python python python programming\"))*".
• Removing quotes may allow a broader search: (( code code sampling with coverage ) OR ( in python python python programming ))*.