segmentation: fri night fever
rank.candidate: fr inight fever fr ini ght fever fri night feve r fri ni ght fever fri night fever fri night fev er fr i night fever fri night f ever f ri night fever f rin ight fever fr inightf ever frinight fever fr in igh t fever fri nigh t fever frin ight fever fr in ight fever fri nightf ever fri night fe ver fr in ightf ever fri nigh tf ever