Perhaps you should try some spelling variations:
"coder coder clustering on program" » "coder color clustering on program" (Expand search), "coder model clustering on program" (Expand search), "coder order clustering on program" (Expand search), "coder coder clustering of program" (Expand search), "coder coder clustering in program" (Expand search), "coder coder clustering and program" (Expand search), "coder decoder clustering on program" (Expand search), "code code clustering on program" (Expand search), "decoder codec clustering on program" (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 coder clustering on program") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder clustering on program\") OR (\"api python python python programming\"))*".
• Removing quotes may allow a broader search: (( coder coder clustering on program ) OR ( api python python python programming ))*.