Perhaps you should try some spelling variations:
"code code using activation functions" » "code code using activation function" (Expand search), "code code fusion activation functions" (Expand search), "code code using cultivation functions" (Expand search), "code code using activated functions" (Expand search), "code made using activation functions" (Expand search), "code coding using activation functions" (Expand search), "code cdc using activation functions" (Expand search)
"_ python python python programming" » "_ pythons python python programming" (Expand search), "_ piton python python programming" (Expand search), "_ pitons 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: (("code code using activation functions") OR ("_ python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"code code using activation functions\") OR (\"_ python python python programming\"))*".
• Removing quotes may allow a broader search: (( code code using activation functions ) OR ( _ python python python programming ))*.