Perhaps you should try some spelling variations:
"coder precoder exercise by programming" » "coder proper exercise by programming" (Expand search), "coder recovery exercise by programming" (Expand search), "coder prior exercise by programming" (Expand search), "coder decoder exercise by programming" (Expand search), "coder precoder exercise by reprogramming" (Expand search), "coder precoder exercise _ programming" (Expand search), "coder precoder exercise c programming" (Expand search), "coder precoder exercised by programming" (Expand search), "coder precoder exercise at 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 exercise by programming") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder precoder exercise by programming\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder precoder exercise by programming ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder precoder exercise by programming") OR ("api python python python programming"))*.