Perhaps you should try some spelling variations:
"coder coder patch variational problem" » "coder coder patch variational problems" (Expand search), "coder coder pitch variation problem" (Expand search), "coder coder nash variational problem" (Expand search), "coder coder with variational problem" (Expand search), "coder decoder patch variational problem" (Expand search), "code code patch variational problem" (Expand search), "decoder codec patch variational problem" (Expand search), "coder loaded patch variational 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)

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 patch variational problem\") OR (\"api python python python programming\"))~".
• Removing quotes may allow a broader search: (( coder coder patch variational problem ) OR ( api python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder coder patch variational problem") OR ("api python python python programming"))*.