Perhaps you should try some spelling variations:
"coder decoder errors memory program" » "coder code errors memory program" (Expand search), "coder decoder networks memory program" (Expand search), "coder decoder errors memoria programa" (Expand search), "encoder decoder errors memory program" (Expand search), "coder decoder errors theory 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), "rpa python 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 decoder errors memory program") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder decoder errors memory program\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder decoder errors memory program ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder decoder errors memory program") OR ("api python python python programming"))*.