Perhaps you should try some spelling variations:
"coder coder coverage and subtraction" » "coder coder coverage and extraction" (Expand search), "coder code coverage and subtraction" (Expand search), "coder cancer coverage and subtraction" (Expand search), "coder center coverage and subtraction" (Expand search), "coder coder coverage in subtraction" (Expand search), "coder coder coverage of subtraction" (Expand search), "coder decoder coverage and subtraction" (Expand search), "code code coverage and subtraction" (Expand search), "decoder codec coverage and subtraction" (Expand search)
"api python python python programming" » "api pythons python python programming" (Expand search), "api piton python python programming" (Expand search), "api pitons python python programming" (Expand search), "rpa 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 coverage and subtraction") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder coverage and subtraction\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder coverage and subtraction ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder coverage and subtraction") OR ("api python python python programming"))*.