Perhaps you should try some spelling variations:
"models using python python programming" » "models using pythons python programming" (Expand search), "models using piton python programming" (Expand search), "models using pitons python programming" (Expand search), "model using python python programming" (Expand search), "models usando python python programming" (Expand search), "models in python python programming" (Expand search)
"coder coding and python code" » "modern coding and python code" (Expand search), "color coding and python code" (Expand search), "odor coding and python code" (Expand search), "coder coding rna python code" (Expand search), "coder coding in python code" (Expand search), "coder coding on python code" (Expand search), "coder coding api python code" (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 coding and python code") OR ("models using python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coding and python code\") OR (\"models using python python programming\"))".
• Removing quotes may allow a broader search: (( coder coding and python code ) OR ( models using python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coding and python code") OR ("models using python python programming"))*.