cccc ccci cccs cchs ccic ccii ccis ccoc ccsi ccss chch chci chcs chhs chic chih chis choc choh choi choo chos chsc chsh chsi cicc cich cici cico cics cihs ciii ciis cios cis- cisc cish ciss coch coco coho cohs cois cooh coos cosc cosh cosi coso coss cscc csch csci csco cscs cshs csio csis csos h-ii hccc hcch hccs hchi hchs hcis hcsc hcso hcss hhhh hhhs hi-c hicc hich hico hics hihc hihi hiho hiis hioc hish hiss hoch hocs hoho hois hoos hosh hoss hscc hsci hshs iccc icci icco iccs ichc ichi icho ichs icis icoc icos icsc icsh icsi icss ihcc ihis ihss iiii iiio iiis iioi iioo iios iisc iisi ioci ioii ioio iooi iooo ioos ioso iscc isch isci isco iscs ishi ishs isic isis iso- isoc isos issc issh issi isso isss occc occi ochi ochs ocis ocos ohcc ohhi ohho ohhs ohio ohis ohoh ohos ohso ohss oici oiii oios oisc ooho oohs oooh oooo ooos oosi oscc osci osco oshc oshi osho oshs osii osis osoi osoo osos ossi osso s-ic s-ii s-os sccc sccs sch- schh schi scho schs sci- scic scio scis scoh scoo scsc scsh scsi scso shcc shhh shhs shih shii shio shis shoo shos shsc sicc sich sici sico sics sihi sihs sios sisc sish sisi siss soch soci soco socs sohh soho sohs soic sois soos sosh sosi soso soss sscc ssci sscs sshs ssis ssoc sssc sssh sssi ssss