Perhaps you should try some spelling variations:
"coder coder pull rostering problem" » "coder coder pull clustering problem" (Expand search), "coder coder pull routing problem" (Expand search), "coder coder pull covering problem" (Expand search), "coder coder pull ordering problem" (Expand search), "coder coder bus rostering problem" (Expand search), "coder decoder pull rostering problem" (Expand search), "code code pull rostering problem" (Expand search), "decoder codec pull rostering 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 pull rostering problem") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder pull rostering problem\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder pull rostering problem ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder pull rostering problem") OR ("api python python python programming"))*.