Perhaps you should try some spelling variations:
"coder decoder python conic programming" » "coder decoder python logic programming" (Expand search), "coder decoder python cone programming" (Expand search), "coder decoder python convex programming" (Expand search), "encoder decoder python conic programming" (Expand search), "coder decoder python coding programming" (Expand search), "coder decoder python codigo programming" (Expand search), "coder decoder python code programming" (Expand search)
"api _ python python programming" » "api _ pythons python programming" (Expand search), "api _ piton python programming" (Expand search), "api _ pitons 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 decoder python conic programming") OR ("api _ python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder decoder python conic programming\") OR (\"api _ python python programming\"))".
• Removing quotes may allow a broader search: (( coder decoder python conic programming ) OR ( api _ python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder decoder python conic programming") OR ("api _ python python programming"))*.