Perhaps you should try some spelling variations:
"coder coder developing stefan problem" » "coder coder developing clean problem" (Expand search), "coder coder developing several problem" (Expand search), "coder coder developing student problem" (Expand search), "coder models developing stefan problem" (Expand search), "coder leader developing stefan problem" (Expand search), "coder modelo developing stefan problem" (Expand search), "coder coder developing salesman problem" (Expand search), "coder decoder developing stefan problem" (Expand search), "code code developing stefan problem" (Expand search), "decoder codec developing 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)

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