Perhaps you should try some spelling variations:
"coder precoder groups teaching programming" » "coder precoder groups teaching program" (Expand search), "coder preordered groups teaching programming" (Expand search), "coder precoder group teaching programming" (Expand search), "coder precoder group coaching programming" (Expand search), "coder precoder groups acting programming" (Expand search), "coder decoder groups teaching 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 precoder groups teaching programming") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder precoder groups teaching programming\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder precoder groups teaching programming ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder precoder groups teaching programming") OR ("api python python python programming"))*.