Perhaps you should try some spelling variations:
"coder coder sampling using problems" » "coder under sampling using problems" (Expand search), "coder over sampling using problems" (Expand search), "coder core sampling using problems" (Expand search), "coder coder samples using problems" (Expand search), "coder coder sampling in problems" (Expand search), "coder coder sample using problems" (Expand search), "coder coder sampling using problem" (Expand search), "coder coder sampling housing problems" (Expand search), "coder coder sampling ising problem" (Expand search), "coder decoder sampling using problems" (Expand search), "code code sampling using problems" (Expand search), "decoder codec sampling using problems" (Expand search)
"in python python python programming" » "in pythons python python programming" (Expand search), "in piton python python programming" (Expand search), "in pitons python python programming" (Expand search), "_ 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 sampling using problems") OR ("in python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder sampling using problems\") OR (\"in python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder sampling using problems ) OR ( in python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder sampling using problems") OR ("in python python python programming"))*.