A content generation system, the system comprising an input obtaining unit operable to obtain one or more samples of input text and/or audio relating to a first content, an input analysis unit operable to generate n-grams representing one or more elements of the obtained inputs, a representation generating unit operable to generate a visual representation of one or more of the generated n-grams, and a display generation unit operable to generate second content comprising one or more elements of the visual representation in association with the first content.