c-cd cccc cccp cccs ccdc ccdh ccdp ccds cchp cchs ccpp ccps ccsd ccsp ccss cdcs cdhs cdps cdss chch chcp chcs chhs chpp chsc chsh cpcs cphs cppd cpps cpsc cscc cscd csch cscs csdp cshp cshs cspc cspd csps cssd dccc dccp dccs dcds dchs dcps dcsc dcss dddd ddps ddss dhcp dhps dpcp dphp dphs dppc dpph dpsd dscc dsch dscp dscs dsdp dshs dsph dsps dssc dssp hccc hcch hccs hchs hcpc hcps hcsc hcss hdhs hdss hhds hhhh hhhs hhpc hpcc hpdh hphs hpps hpsc hpss hscc hshs hsps hssp pccc pccs pchp pchs pcpp pcps pdcp pdhs pdsd pdss phcc phds phhs phsc ppcc ppcd ppcs ppds pphs pppd pppp ppps ppsh ppss psdc psdp psds pshc pshs psph pspp psps pssc sccc sccp sccs scdc scdp scds sch- schh schs scps scsc scsd scsh sdcc sdch sddc sdds sdhd sdhs sdps sdsc sdss shcc shcp shhh shhs shps shsc spcc spcs spdc spdp sphs sppd spps spsd spsp spss sscc sscp sscs ssdc ssdd ssdp sshs sspc ssps sssc sssh ssss