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