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