Perhaps you should try some spelling variations:
"coder coder parallel coins problem" » "coder over parallel coins problem" (Expand search), "coder adder parallel coins problem" (Expand search), "coder power parallel coins problem" (Expand search), "coder coder parallel corpus problem" (Expand search), "coder coder parallel code problem" (Expand search), "coder coder parallel axis problem" (Expand search), "coder coder parallel point problem" (Expand search), "coder coder parallel joint problem" (Expand search), "coder coder parallel coron's problem" (Expand search), "coder decoder parallel coins problem" (Expand search), "code code parallel coins problem" (Expand search), "decoder codec parallel coins 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 coder parallel coins problem") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder parallel coins problem\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder parallel coins problem ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder parallel coins problem") OR ("api python python python programming"))*.