Perhaps you should try some spelling variations:
"coder function six coverage problem" » "coder function six covering problem" (Expand search), "coder function six cover problem" (Expand search), "coder function six covering problems" (Expand search), "modern function six coverage problem" (Expand search), "power function six coverage problem" (Expand search), "over function six coverage problem" (Expand search), "coder function in coverage problem" (Expand search), "coder function max coverage problem" (Expand search), "coder function high coverage problem" (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 function six coverage problem") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder function six coverage problem\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder function six coverage problem ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder function six coverage problem") OR ("api python python python programming"))*.