Perhaps you should try some spelling variations:
"coder decoder model using progtest" » "coder decoder model using progestin" (Expand search), "coder decoder model using protein" (Expand search), "coder decoder model using project" (Expand search), "encoder decoder model using progtest" (Expand search), "coder decoder models using progtest" (Expand search), "coder decoder codecs using progtest" (Expand search), "coder disorder model using progtest" (Expand search)
"in python python python programming" » "in pythons python python programming" (Expand search), "in piton python python programming" (Expand search), "in pitons python python programming" (Expand search), "_ 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 model using progtest\") OR (\"in python python python programming\"))~".
• Removing quotes may allow a broader search: (( coder decoder model using progtest ) OR ( in python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder decoder model using progtest") OR ("in python python python programming"))*.