using single datatable data fetch into anoter form

I am work in window application in c#.

I have a two forms form1 and form2 ,
data of both the form are insert single database table ,
my data is succssfully inserted but we i search the data only form1 data is search but not get the data of form2
how to fetch form2 data using linq query in Asp.net C# windows application.

plz.. arjent replay..........