Perhaps you should try some spelling variations:
"coder decoder channel coding program" » "coder codes channel coding program" (Expand search), "coder decoder channel using program" (Expand search), "coder decoder channel cloning program" (Expand search), "coder decoder channel loading program" (Expand search), "coder decoder channel cooling programs" (Expand search), "encoder decoder channel coding 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 decoder channel coding program\") OR (\"api python python python programming\"))~".
• Removing quotes may allow a broader search: (( coder decoder channel coding program ) OR ( api python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder decoder channel coding program") OR ("api python python python programming"))*.