Perhaps you should try some spelling variations:
"coder modeling python code programming" » "coder modeling python cone programming" (Expand search), "coder modeling python core programming" (Expand search), "coder modeling python co programming" (Expand search), "coder modeling vpython code programming" (Expand search), "coder modeling pitting code programming" (Expand search), "cover modeling python code programming" (Expand search), "cover modelling python code programming" (Expand search), "order modeling python code programming" (Expand search)
"sampling using python python programming" » "samples using python python programming" (Expand search), "sampling in python python programming" (Expand search), "sampling unit python python programming" (Expand search), "sampling using pythons python programming" (Expand search), "sampling using piton python programming" (Expand search), "sampling using pitons python programming" (Expand search), "sampling usando 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 modeling python code programming") OR ("sampling using python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder modeling python code programming\") OR (\"sampling using python python programming\"))".
• Removing quotes may allow a broader search: (( coder modeling python code programming ) OR ( sampling using python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder modeling python code programming") OR ("sampling using python python programming"))*.