Perhaps you should try some spelling variations:
"coder coder chern classes program" » "coder coder chern capes program" (Expand search), "coder coder chern chaves program" (Expand search), "coder coder chern class programa" (Expand search), "coder decoder chern classes program" (Expand search), "code code chern classes program" (Expand search), "decoder codec chern classes 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.

• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder chern classes program\") OR (\"api python python python programming\"))~".
• Removing quotes may allow a broader search: (( coder coder chern classes program ) OR ( api python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder coder chern classes program") OR ("api python python python programming"))*.