cccc cccp cccs cchp cchs ccoc ccpp ccps ccsp ccss chch chcp chcs chhs choc choh choo chop chos chpp chsc chsh coch coco cocp coho cohs cooh coop coos coph copo copp cops cosc cosh coso cosp coss cpcs cphs cpos cpps cpsc cpso cscc csch csco cscs cshp cshs csos cspc csps hccc hcch hccs hchs hcpc hcps hcsc hcso hcss hhhh hhhs hhpc hoch hocs hoho hoop hoos hopo hopp hops hosh hosp hoss hpcc hphs hpps hpsc hpss hscc hshs hsps hssp occc ochs ocos ocpp ohcc ohho ohhs ohoh ohos ohso ohss ooho oohs oooh oooo ooos oops ophs opo- opos oppo opps oscc osco oshc osho oshp oshs osoo osos osso pccc pccs pchp pchs pcos pcpp pcps pcso phcc phhs phoh phoo phos phsc poch poco pocs pohs pooh poop poos pop- popc popo popp pops posh poso poss ppcc ppcs pphs ppos pppo pppp ppps ppsh ppss psco pshc pshs psoc psos psph pspp psps pssc psso s-os sccc sccp sccs sch- schh scho schs scoh scoo scop scpo scps scsc scsh scso shcc shcp shhh shhs shoo shop shos shps shsc soch soco socs sohh soho sohp sohs soop soos soph sopo sopp sops sosh soso soss spcc spco spcs sphs spoc spoo spop spos spps spso spsp spss sscc sscp sscs sshs ssoc ssop sspc sspo ssps sssc sssh ssss