Perhaps you should try some spelling variations:
"coder coder changes diffusion process" » "coder coder exchange diffusion process" (Expand search), "coder coder range diffusion process" (Expand search), "coder coder enhanced diffusion process" (Expand search), "coder coder changes diffusion processes" (Expand search), "coder cover changes diffusion process" (Expand search), "coder code changes diffusion process" (Expand search), "coder modern changes diffusion process" (Expand search), "coder decoder changes diffusion process" (Expand search), "code code changes diffusion process" (Expand search), "decoder codec changes diffusion process" (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 changes diffusion process") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder changes diffusion process\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder changes diffusion process ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder changes diffusion process") OR ("api python python python programming"))*.