Perhaps you should try some spelling variations:
"coder codec and coverage problem" » "coder codec and covering problem" (Expand search), "coder codec and cover problem" (Expand search), "coder codec and covering problems" (Expand search), "decoder codec and coverage problem" (Expand search), "code code and coverage problem" (Expand search), "decoder codecs and coverage problem" (Expand search), "coder code and coverage problem" (Expand search), "coder codes and coverage problem" (Expand search), "coder codeco ana 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 codec and coverage problem") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder codec and coverage problem\") OR (\"api python python python programming\"))*".
• Removing quotes may allow a broader search: (( coder codec and coverage problem ) OR ( api python python python programming ))*.