Perhaps you should try some spelling variations:
"coder coder outer approximation of" » "coder coder order approximations of" (Expand search), "coder coder linear approximation of" (Expand search), "coder coder of approximation of" (Expand search), "coder coder outer appropriation of" (Expand search), "coder decoder outer approximation of" (Expand search), "code code outer approximation of" (Expand search), "decoder codec outer approximation of" (Expand search), "coder under outer approximation of" (Expand search), "coder border router approximation of" (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 outer approximation of\") OR (\"api python python python programming\"))~".
• Removing quotes may allow a broader search: (( coder coder outer approximation of ) OR ( api python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder coder outer approximation of") OR ("api python python python programming"))*.