Perhaps you should try some spelling variations:
"coder coder processing chess problem" » "coder cider processing chess problem" (Expand search), "coder powder processing chess problem" (Expand search), "coder power processing chess problem" (Expand search), "coder coder processing chips problem" (Expand search), "coder coder processing cross problem" (Expand search), "coder coder processing schemes problem" (Expand search), "coder coder processing class problem" (Expand search), "coder coder processing access problems" (Expand search), "coder coder processing class problems" (Expand search), "coder decoder processing chess problem" (Expand search), "code code processing chess problem" (Expand search), "decoder codec processing chess 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 processing chess problem") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder processing chess problem\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder processing chess problem ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder processing chess problem") OR ("api python python python programming"))*.