42. A display apparatus comprising: a display unit; a voice recognition unit which recognizes a voice input from a user; and a controller which: determines if the voice input from the user is recognized, searches a text matched with the recognized voice input, controls the display unit to display the matched text and a similar text of the matched text on one side of the matched text, and selects one of among the matched text and the similar text according to additionally recognized voice input from the user, wherein the voice input comprises a voice of the user speaking at least a word from the first text.
42. A display apparatus comprising: a display unit; a voice recognition unit which recognizes a voice input from a user; and a controller which: determines if the voice input from the user is recognized, searches a text matched with the recognized voice input, controls the display unit to display the matched text and a similar text of the matched text on one side of the matched text, and selects one of among the matched text and the similar text according to additionally recognized voice input from the user, wherein the voice input comprises a voice of the user speaking at least a word from the first text. 44. The display apparatus of claim 42 , wherein the controller controls the display unit to display identification text on one side of the matched text, wherein the identification text differs from the matched text in pronunciation.