Perhaps you should try some spelling variations:
"coder coder casting variational problems" » "coder coder casting emotional problems" (Expand search), "coder coder using variational problems" (Expand search), "coder coder lasting variation problems" (Expand search), "coder coder testing variations problems" (Expand search), "coder after casting variational problems" (Expand search), "coder decoder casting variational problems" (Expand search), "code code casting variational problems" (Expand search), "decoder codec casting variational 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), "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 casting variational problems") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder casting variational problems\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder casting variational problems ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder casting variational problems") OR ("api python python python programming"))*.