Perhaps you should try some spelling variations:
"coder coder coding error propagation" » "coder coder coding crack propagation" (Expand search), "coder modern coding error propagation" (Expand search), "coder color coding error propagation" (Expand search), "coder odor coding error propagation" (Expand search), "coder coder decoding error propagation" (Expand search), "coder coder voting error propagation" (Expand search), "coder coder modeling error propagation" (Expand search), "coder decoder coding error propagation" (Expand search), "code code coding error propagation" (Expand search), "decoder codec coding error propagation" (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.

• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder coding error propagation\") OR (\"api python python python programming\"))~".
• Removing quotes may allow a broader search: (( coder coder coding error propagation ) OR ( api python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder coder coding error propagation") OR ("api python python python programming"))*.