unable to write sql query in entity Framework

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SQL-Server-2008R2

EF5.0

MVC5

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I am new in Entity framework. Please help me to convert these sql query in Entity Framework. Here table name is DB_Deals and Title, ProductDescription,VendorName are the fields.
Here is the Query:-

1.SELECT DISTINCT Title, ProductDescription, COUNT(1) as Duplicate FROM DB_Deals GROUP BY Title, ProductDescription HAVING COUNT(1) > 1;

2. select a.Title,a.ProductDescription,a.VendorName from DB_Deals a join (SELECT DISTINCT Title, ProductDescription, COUNT(1) as Duplicate FROM DB_Deals GROUP BY Title, ProductDescription HAVING COUNT(1) > 1)b on a.Title=b.Title and a.ProductDescription=b.ProductDescription

Thanks in Advanced.