Perhaps you should try some spelling variations:
"coder code using value coverage" » "coder code using values coverage" (Expand search), "coder code using volume coverage" (Expand search), "coder code using care coverage" (Expand search), "coder code missing value coverage" (Expand search), "coder code adding value coverage" (Expand search), "code code using value coverage" (Expand search), "modern code using value coverage" (Expand search), "color code using value coverage" (Expand search), "coder made using value coverage" (Expand search), "coder coding using value 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.

• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder code using value coverage\") OR (\"_ python python python programming\"))~".
• Removing quotes may allow a broader search: (( coder code using value coverage ) OR ( _ python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder code using value coverage") OR ("_ python python python programming"))*.