Perhaps you should try some spelling variations:
"coder node regression machine problem" » "coder model regression machine problem" (Expand search), "coder ridge regression machine problem" (Expand search), "coder angle regression machine problem" (Expand search), "coder node regression matching problem" (Expand search), "coder node regression teaching problem" (Expand search), "coder node regression teaching problems" (Expand search), "border node regression machine problem" (Expand search), "code code regression machine problem" (Expand search), "poder nome regression machine 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 node regression machine problem\") OR (\"api python python python programming\"))~".
• Removing quotes may allow a broader search: (( coder node regression machine problem ) OR ( api python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder node regression machine problem") OR ("api python python python programming"))*.