Perhaps you should try some spelling variations:
"coder precoder scheme bad program" » "coder precoding scheme bad program" (Expand search), "coder decoder scheme bad program" (Expand search), "coder precoder scheme bad programa" (Expand search), "coder precoder scheme based program" (Expand search), "coder precoder scheme cad programa" (Expand search), "coder precoder scheme body program" (Expand search), "coder precoder scheme 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), "rpa python python python programming" (Expand search), "manim 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 precoder scheme bad program") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder precoder scheme bad program\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder precoder scheme bad program ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder precoder scheme bad program") OR ("api python python python programming"))*.