segmentation: twit teriffic
rank.candidate: twitter if fi c twitter if fic twitter if f ic twitter iffic twit te riffic twit teri ffic twit teriffic twitter iffi c twitte riffic t witter iffic t wit teriffic t wi t teriffic twitter i ffic t witte riffic twi t teriffic twi tte riffic twitter iff ic twit ter iffic tw it teriffic twi tter iffic