Perhaps you should try some spelling variations:
"coder coder pattern separation problem" » "coder coder maternal separation problem" (Expand search), "coder coder pattern separation problems" (Expand search), "coder coder pattern demarcation problem" (Expand search), "coder coder pattern generation problem" (Expand search), "coder cover pattern separation problem" (Expand search), "coder cover patterns separation problem" (Expand search), "coder powder pattern separation problem" (Expand search), "coder decoder pattern separation problem" (Expand search), "code code pattern separation problem" (Expand search), "decoder codec pattern separation 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 pattern separation problem") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder pattern separation problem\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder pattern separation problem ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder pattern separation problem") OR ("api python python python programming"))*.