1. A method for a speech recognition system ( 1 ), comprising an electronic document, which is a speech based document comprising one or more sections of text recognized or transcribed from sections of speech, wherein said sections of speech are dictated by an author and processed by a speech recognizer ( 4 ) in the speech recognition system ( 1 ) into corresponding sections of text of said speech based document, said method comprising dynamically creating and/or adapting sub contexts by said speech recognizer and associating said sub context to said sections of text.