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