Perhaps you should try some spelling variations:
"coder coder from sample problems" » "coder coder from sample problem" (Expand search), "coder coder from same problems" (Expand search), "coder coder from simple problema" (Expand search), "coder decoder from sample problems" (Expand search), "code code from sample problems" (Expand search), "decoder codec from sample problems" (Expand search), "coder coder from samples problems" (Expand search), "coder coder from simple problems" (Expand search), "coder coder from examples problems" (Expand search), "coder code from sample problems" (Expand search), "coder codes from sample problems" (Expand search), "coder cover from sample problems" (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 from sample problems") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder from sample problems\") OR (\"api python python python programming\"))*".
• Removing quotes may allow a broader search: (( coder coder from sample problems ) OR ( api python python python programming ))*.