Perhaps you should try some spelling variations:
"coder coder clone detection program" » "coder coder clone selection program" (Expand search), "coder coder clone protection program" (Expand search), "coder coder clone detection problem" (Expand search), "coder coder line detection program" (Expand search), "coder coder plane detection program" (Expand search), "coder decoder clone detection program" (Expand search), "code code clone detection program" (Expand search), "decoder codec clone detection program" (Expand search), "coder code clones detection program" (Expand search), "coder cedar clones detection 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)

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 clone detection program") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder clone detection program\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder clone detection program ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder clone detection program") OR ("api python python python programming"))*.