Perhaps you should try some spelling variations:
"coder precoder scheme typing program" » "coder precoding scheme typing program" (Expand search), "coder decoder scheme typing program" (Expand search), "coder precoder scheme traing program" (Expand search), "coder precoder scheme testing program" (Expand search), "coder precoder scheme helping program" (Expand search), "coder precoder scheme taking program" (Expand search), "coder precoder scheme using 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 typing program") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder precoder scheme typing program\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder precoder scheme typing program ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder precoder scheme typing program") OR ("api python python python programming"))*.