Perhaps you should try some spelling variations:
"coder coder document database teaching" » "coder coder document databases teaching" (Expand search), "coder coder documentary database teaching" (Expand search), "coder coder movement database teaching" (Expand search), "coder coder document database searching" (Expand search), "coder coder document database caching" (Expand search), "coder coder document database learning" (Expand search), "coder coffee document database teaching" (Expand search), "coder order documents database teaching" (Expand search), "coder body document database teaching" (Expand search), "coder decoder document database teaching" (Expand search), "code code document database teaching" (Expand search), "decoder codec document database teaching" (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)

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 document database teaching") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder document database teaching\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder document database teaching ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder document database teaching") OR ("api python python python programming"))*.