Perhaps you should try some spelling variations:
"coder coder structure planning problem" » "coder coder structural planning problem" (Expand search), "coder coder structure learning problem" (Expand search), "coder coder structure changing problem" (Expand search), "coder coder structure planning process" (Expand search), "coder cover structure planning problem" (Expand search), "coder cover structures planning problem" (Expand search), "coder model structure planning problem" (Expand search), "coder decoder structure planning problem" (Expand search), "code code structure planning problem" (Expand search), "decoder codec structure planning 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 structure planning problem") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder structure planning problem\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder structure planning problem ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder structure planning problem") OR ("api python python python programming"))*.