Perhaps you should try some spelling variations:
"coder decoder coder allocation problem" » "coder decoder coder location problem" (Expand search), "coder decoder power allocation problem" (Expand search), "coder decoder order allocation problem" (Expand search), "coder decoder over allocation problem" (Expand search), "encoder decoder coder allocation problem" (Expand search), "coder decoder codec allocation problem" (Expand search), "coder decoder codecs allocation problem" (Expand search), "coder decoder model allocation problem" (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 coder allocation problem\") OR (\"api python python python programming\"))~".
• Removing quotes may allow a broader search: (( coder decoder coder allocation problem ) OR ( api python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder decoder coder allocation problem") OR ("api python python python programming"))*.