Perhaps you should try some spelling variations:
"coder coding _ acm programming" » "coder coding _ and programming" (Expand search), "coder coding _ c programming" (Expand search), "coder coding _ spm programming" (Expand search), "modern coding _ acm programming" (Expand search), "color coding _ acm programming" (Expand search), "odor coding _ acm programming" (Expand search)
"mda python python python programming" » "mda pythons python python programming" (Expand search), "mda piton python python programming" (Expand search), "mda pitons python python programming" (Expand search), "via python python python programming" (Expand search), "rpa python python python programming" (Expand search), "msn 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 _ acm programming") OR ("mda python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coding _ acm programming\") OR (\"mda python python python programming\"))*".
• Removing quotes may allow a broader search: (( coder coding _ acm programming ) OR ( mda python python python programming ))*.