Matching Pairs Formal letters; expressionsOnline version Learning expressions used in formal government letters. by Jakub M. 1 Due to an exceptionally high volume of applications 2 3 Your application has been received 4 It is my pleasure to inform you that 5 It is with regret that we inform you that 6 We need a filled in form F21 to further assess your application, so please send it to us 7 To consider your application we inform you that the waiting time is longer than usual. we need additional documents. your claim has been approved. you are not eligible for this claim. it will soon be assessed. as soon as you can.