Perhaps you should try some spelling variations:
"coder coder model averaging problem" » "coder coder model emerging problem" (Expand search), "coder coder model operating problems" (Expand search), "coder coder model covering problem" (Expand search), "coder decoder model averaging problem" (Expand search), "code code model averaging problem" (Expand search), "decoder codec model averaging problem" (Expand search), "coder cover model averaging problem" (Expand search), "coder copper model averaging 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), "manim 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 model averaging problem") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder model averaging problem\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder model averaging problem ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder model averaging problem") OR ("api python python python programming"))*.