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