Perhaps you should try some spelling variations:
"coder coder processing tree problem" » "coder cider processing tree problem" (Expand search), "coder powder processing tree problem" (Expand search), "coder power processing tree problem" (Expand search), "coder coder processing three problem" (Expand search), "coder coder processing trace problem" (Expand search), "coder coder processing time problem" (Expand search), "coder coder processing the problem" (Expand search), "coder decoder processing tree problem" (Expand search), "code code processing tree problem" (Expand search), "decoder codec processing tree 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 processing tree problem\") OR (\"api python python python programming\"))~".
• Removing quotes may allow a broader search: (( coder coder processing tree problem ) OR ( api python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder coder processing tree problem") OR ("api python python python programming"))*.