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