1. An information processing apparatus comprising: a sound recognition unit that recognizes a sound of a moving image including a document; a detecting unit that detects a word which appears in both a recognition result of the sound recognition unit and a word extracted from the document in the moving image; an extracting unit that extracts an occurrence time of the word detected by the detecting unit in the moving image and a position of the word in the document; a display unit that displays the word extracted by the extracting unit on the document in a different manner from that in which another word is displayed; a designating unit that designates the word displayed by the display unit on the basis of an operation of an operator; and a reproducing unit that reproduces the moving image from the occurrence time of the word designated by the designating unit.