Perhaps you should try some spelling variations:
"coder precoder cdma and programming" » "coder precoder cdma _ programming" (Expand search), "coder precoder cdma goal programming" (Expand search), "coder decoder cdma and programming" (Expand search), "coder precoder coma and programming" (Expand search), "coder precoder mdma and programming" (Expand search), "coder precoder adma and 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 precoder cdma and programming") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder precoder cdma and programming\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder precoder cdma and programming ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder precoder cdma and programming") OR ("api python python python programming"))*.