Perhaps you should try some spelling variations:
"coder coder sampling frequency histogram" » "coder under sampling frequency histogram" (Expand search), "coder over sampling frequency histogram" (Expand search), "coder core sampling frequency histogram" (Expand search), "coder decoder sampling frequency histogram" (Expand search), "code code sampling frequency histogram" (Expand search), "decoder codec sampling frequency histogram" (Expand search), "coder coder sampling frequencia histogram" (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 sampling frequency histogram") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder sampling frequency histogram\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder sampling frequency histogram ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder sampling frequency histogram") OR ("api python python python programming"))*.