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