Perhaps you should try some spelling variations:
"coder coder level reasoning problems" » "coder coder level learning problems" (Expand search), "coder coder level nesting problems" (Expand search), "coder coder level planning problems" (Expand search), "coder coder legal reasoning problems" (Expand search), "coder coder level reading problems" (Expand search), "coder decoder level reasoning problems" (Expand search), "code code level reasoning problems" (Expand search), "decoder codec level reasoning problems" (Expand search), "coder code level reasoning problems" (Expand search), "coder cover level reasoning problems" (Expand search), "coder copper level reasoning problems" (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 level reasoning problems") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder level reasoning problems\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder level reasoning problems ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder level reasoning problems") OR ("api python python python programming"))*.