Perhaps you should try some spelling variations:
"coder and coding based coverage" » "coder and coding based beverage" (Expand search), "coder and coding based beverages" (Expand search), "coder and coding and coverage" (Expand search), "coder and coating based coverage" (Expand search), "coder and modeling based coverage" (Expand search), "coder and reading based coverage" (Expand search), "coder and coping based coverage" (Expand search), "coder and cooling based coverage" (Expand search), "coder and cooking based coverage" (Expand search), "code and coding based coverage" (Expand search), "codes and coding based coverage" (Expand search), "poder and coding based coverage" (Expand search)
"_ python python python programming" » "_ pythons python python programming" (Expand search), "_ piton python python programming" (Expand search), "_ pitons 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 and coding based coverage") OR ("_ python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder and coding based coverage\") OR (\"_ python python python programming\"))*".
• Removing quotes may allow a broader search: (( coder and coding based coverage ) OR ( _ python python python programming ))*.