Perhaps you should try some spelling variations:
"coder coder teacher erlang programming" » "coder coder teacher plane programming" (Expand search), "coder coder teacher plant programming" (Expand search), "coder coder teacher learning programming" (Expand search), "coder modern teacher erlang programming" (Expand search), "coder cederj teacher erlang programming" (Expand search), "coder model teacher erlang programming" (Expand search), "coder decoder teacher erlang programming" (Expand search), "code code teacher erlang programming" (Expand search), "decoder codec teacher erlang programming" (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 teacher erlang programming") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder teacher erlang programming\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder teacher erlang programming ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder teacher erlang programming") OR ("api python python python programming"))*.