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