Perhaps you should try some spelling variations:
"coder coder dorner stefan problem" » "coder coder dorner salesman problem" (Expand search), "coder coder forner stefania problem" (Expand search), "coder coder werner steffan problem" (Expand search), "coder coder dotterl stefan problem" (Expand search), "coder decoder dorner stefan problem" (Expand search), "code code dorner stefan problem" (Expand search), "decoder codec dorner stefan 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), "manim python python python programming" (Expand search)

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (("coder coder dorner stefan problem") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder dorner stefan problem\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder dorner stefan problem ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder dorner stefan problem") OR ("api python python python programming"))*.