Perhaps you should try some spelling variations:
"coder underlying database teaching programming" » "coder underlying database teaching program" (Expand search), "coder underlying disease teaching programming" (Expand search), "coder underlying data teaching programming" (Expand search), "coder underlying database searching programming" (Expand search), "coder underlying database caching programming" (Expand search), "coder underlying database learning programming" (Expand search), "model underlying database teaching programming" (Expand search), "index underlying database teaching programming" (Expand search), "cost underlying database teaching programming" (Expand search)
"api in python python programming" » "api in pythons python programming" (Expand search), "api in piton python programming" (Expand search), "api in pitons python programming" (Expand search), "api _ python python programming" (Expand search), "api an python python programming" (Expand search), "fpi in python python programming" (Expand search), "gpi in 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 underlying database teaching programming") OR ("api in python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder underlying database teaching programming\") OR (\"api in python python programming\"))".
• Removing quotes may allow a broader search: (( coder underlying database teaching programming ) OR ( api in python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder underlying database teaching programming") OR ("api in python python programming"))*.