Perhaps you should try some spelling variations:
"coder code of duplicates coverage" » "coder code of duplicated coverage" (Expand search), "coder code of application coverage" (Expand search), "coder code of replicates coverage" (Expand search), "coder code _ duplicatas coverage" (Expand search), "code code of duplicates coverage" (Expand search), "modern code of duplicates coverage" (Expand search), "color code of duplicates 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 of duplicates coverage\") OR (\"_ python python python programming\"))~".
• Removing quotes may allow a broader search: (( coder code of duplicates coverage ) OR ( _ python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder code of duplicates coverage") OR ("_ python python python programming"))*.