Perhaps you should try some spelling variations:
"coder precoder operation based program" » "coder recovery operations based program" (Expand search), "coder seeder operation based program" (Expand search), "coder kreutzer operation based program" (Expand search), "coder precoder generation based program" (Expand search), "coder precoder vibration based program" (Expand search), "coder precoder compensation based program" (Expand search), "coder decoder operation based 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 operation based program") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder precoder operation based program\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder precoder operation based program ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder precoder operation based program") OR ("api python python python programming"))*.