Perhaps you should try some spelling variations:
"coder implementation from coverage problem" » "code implementation from coverage problem" (Expand search), "decoder implementation from coverage problem" (Expand search), "model implementation from coverage problem" (Expand search), "coder implementation of coverage problem" (Expand search), "coder implementation on coverage problem" (Expand search), "coder implementation and coverage problem" (Expand search), "coder implementation from covering problem" (Expand search), "coder implementation from cover problem" (Expand search), "coder implementation from covering problems" (Expand search), "coder implementation flow coverage problem" (Expand search), "coder implementation crop coverage problem" (Expand search), "coder implementation from beverage 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 implementation from coverage problem") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder implementation from coverage problem\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder implementation from coverage problem ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder implementation from coverage problem") OR ("api python python python programming"))*.