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