Perhaps you should try some spelling variations:
"coder coder sampling of coverage" » "coder under sampling of coverage" (Expand search), "coder over sampling of coverage" (Expand search), "coder core sampling of coverage" (Expand search), "coder decoder sampling of coverage" (Expand search), "code code sampling of coverage" (Expand search), "decoder codec sampling of coverage" (Expand search), "coder coder sampling _ coverage" (Expand search), "coder coder sampling and 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: (("coder coder sampling of coverage") OR ("in python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder sampling of coverage\") OR (\"in python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder sampling of coverage ) OR ( in python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder sampling of coverage") OR ("in python python python programming"))*.