Perhaps you should try some spelling variations:
"coder coder precoder design proposal" » "coder coder precoding design proposal" (Expand search), "coder coder decoder design proposal" (Expand search), "coder decoder precoder design proposal" (Expand search), "code code precoder design proposal" (Expand search), "decoder codec precoder design proposal" (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 precoder design proposal\") OR (\"api python python python programming\"))~".
• Removing quotes may allow a broader search: (( coder coder precoder design proposal ) OR ( api python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder coder precoder design proposal") OR ("api python python python programming"))*.