Perhaps you should try some spelling variations:
"coder coder retention convex programming" » "coder coder retention cone programming" (Expand search), "coder coder retention computer programming" (Expand search), "coder coder retention curve programming" (Expand search), "coder coder retention curves programming" (Expand search), "coder coder retention index programming" (Expand search), "coder copper retention convex programming" (Expand search), "coder color retention convex programming" (Expand search), "coder water retention convex programming" (Expand search), "coder decoder retention convex programming" (Expand search), "code code retention convex programming" (Expand search), "decoder codec retention convex programming" (Expand search)
"api python python python programming" » "api pythons python python programming" (Expand search), "api piton python python programming" (Expand search), "api pitons python python programming" (Expand search), "rpa python python python programming" (Expand search), "manim 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: (("coder coder retention convex programming") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder retention convex programming\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder retention convex programming ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder retention convex programming") OR ("api python python python programming"))*.