how to search all fields in table using mvc

Question

hi to all,
Here i'm searching one fields to retrieve relevant records But now i want to search all fields in my tables..
 

DESCRIPTION:
 
In my module i'm searching only contactperson name to retrieve relevant record but now i want to search all fields like name,Contactname,country,state,city all fields
 

Here i using this code for searching one fields:
 

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@Html.TextBox("Branch_Name", ViewBag.branch_NameFilter as string, new { @class = "form-control control-text" })                           @Html.ValidationMessageFor(model => model[0].Branch_Name)

 

i use this code for searching single field.