Perhaps you should try some spelling variations:
"codesc coder decoder posed problems" » "codesc coder decoder old problems" (Expand search), "codesc coder decoder coupled problems" (Expand search), "codesc encoder decoder posed problems" (Expand search), "codesc coder decoder model problems" (Expand search), "codesc coder decoder codec problems" (Expand search), "codesc poder decoder posed problems" (Expand search), "codes over decoder posed problems" (Expand search), "code code decoder posed problems" (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.

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