Perhaps you should try some spelling variations:
"coder coder authoring teaching programming" » "coder coder authoring teaching program" (Expand search), "coder coder tutoring teaching programming" (Expand search), "coder coder authorial teaching programming" (Expand search), "coder coder during teaching programming" (Expand search), "coder co authoring teaching programming" (Expand search), "coder open authoring teaching programming" (Expand search), "coder video authoring teaching programming" (Expand search), "coder decoder authoring teaching programming" (Expand search), "code code authoring teaching programming" (Expand search), "decoder codec authoring teaching programming" (Expand search)
"on python python python programming" » "on pythons python python programming" (Expand search), "on piton python python programming" (Expand search), "on pitons python python programming" (Expand search), "in python pythin python programming" (Expand search), "of python pythof python programming" (Expand search), "_ python pyth_ 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 authoring teaching programming") OR ("on python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder authoring teaching programming\") OR (\"on python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder authoring teaching programming ) OR ( on python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder authoring teaching programming") OR ("on python python python programming"))*.