Perhaps you should try some spelling variations:
"coder coder can diffusion problem" » "coder coder can diffusion process" (Expand search), "coder coder and diffusion problem" (Expand search), "coder coder on diffusion problem" (Expand search), "coder coder in diffusion problem" (Expand search), "coder decoder can diffusion problem" (Expand search), "code code can diffusion problem" (Expand search), "decoder codec can diffusion problem" (Expand search), "coder poder can diffusion problem" (Expand search), "coder code can diffusion problem" (Expand search), "coder codes scan diffusion 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 can diffusion problem") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder can diffusion problem\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder can diffusion problem ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder can diffusion problem") OR ("api python python python programming"))*.