Perhaps you should try some spelling variations:
"coder coder _ structured problem" » "coder coder _ structural problems" (Expand search), "coder coder _ structured programs" (Expand search), "coder coder _ structured product" (Expand search), "coder decoder _ structured problem" (Expand search), "code code _ structured problem" (Expand search), "decoder codec _ structured problem" (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 _ structured problem") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder _ structured problem\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder _ structured problem ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder _ structured problem") OR ("api python python python programming"))*.