Perhaps you should try some spelling variations:
"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)
"coder coding coding rasch model" » "coder coding decoding rasch model" (Expand search), "coder coding using rasch model" (Expand search), "coder coding canine rasch model" (Expand search), "modern coding coding rasch model" (Expand search), "color coding coding rasch model" (Expand search), "odor coding coding rasch model" (Expand search), "coder coding coding rnas model" (Expand search), "coder coding coding based model" (Expand search), "coder coding coding garch models" (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 rasch model") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coding coding rasch model\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coding coding rasch model ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coding coding rasch model") OR ("api python python python programming"))*.