Perhaps you should try some spelling variations:
"coder coding coding study protocol" » "coder coding decoding study protocol" (Expand search), "coder coding using study protocol" (Expand search), "coder coding canine study protocol" (Expand search), "modern coding coding study protocol" (Expand search), "color coding coding study protocol" (Expand search), "odor coding coding study protocol" (Expand search), "coder coding scoping study protocol" (Expand search), "coder coding recording study protocol" (Expand search), "coder coding modeling study protocol" (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)

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (("coder coding coding study protocol") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coding coding study protocol\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coding coding study protocol ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coding coding study protocol") OR ("api python python python programming"))*.