Perhaps you should try some spelling variations:
"coding in python convex programming" » "coding in python cone programming" (Expand search), "coding in python computer programming" (Expand search), "coding in python code programming" (Expand search), "coding rna python convex programming" (Expand search), "coding and python convex programming" (Expand search), "coding _ python convex programming" (Expand search)
"using python python python programming" » "using pythons python python programming" (Expand search), "using piton python python programming" (Expand search), "using pitons python python programming" (Expand search), "usando 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: (("coding in python convex programming") OR ("using python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coding in python convex programming\") OR (\"using python python python programming\"))*".
• Removing quotes may allow a broader search: (( coding in python convex programming ) OR ( using python python python programming ))*.