c-cd cccc ccci cccp cccs ccdc ccdh ccdi ccdp ccds cchp cchs ccic ccid ccii ccip ccis ccoc ccod ccpp ccps ccsd ccsi ccsp ccss cdcs cdhs cdic cdii cdio cdis cdos cdps cdss chch chci chcp chcs chdi chhs chic chid chih chip chis choc chod choh choi choo chop chos chpp chsc chsh chsi cicc cich cici cico cics cidc cidi cidp cids cihs ciid ciii ciis cios cipo cipp cips cis- cisc cisd cish cisp ciss coch coco cocp codd codi cods coho cohs coip cois cood cooh coop coos copd coph copi copo copp cops cosc cosh cosi coso cosp coss cpcs cphs cpic cpio cpos cppd cpps cpsc cpso cscc cscd csch csci csco cscs csdp cshp cshs csid csio csis csos cspc cspd cspi csps cssd dccc dcci dccp dccs dcds dchs dcii dcio dcis dcop dcos dcpo dcps dcsc dcss dddd ddoc ddpo ddps ddss dhcp dhis dhod dhps dich dici dico didi dido dids diii diis dioc diop dios dipc dipo dipp dips dis- disc disd dish disi diso disp diss doch doci doco docs dod- dodd dodi dodo dods dohc dohs doid dois dood doop doos dopo dopp dops dosh dosi doso doss dpci dpcp dphp dphs dpos dppc dpph dpsd dscc dsch dscp dscs dsdp dshs dsip dsos dsph dsps dssc dssi dssp h-ii hccc hcch hccs hchi hchs hcis hcpc hcps hcsc hcso hcss hdci hdhs hdoc hdod hdos hdss hhds hhhh hhhs hhip hhpc hi-c hicc hich hico hicp hics hidi hids hihc hihi hiho hiis hioc hipc hipo hipp hips hisd hish hiss hoch hocs hodh hodi hods hoho hoid hoip hois hood hoop hoos hopi hopo hopp hops hosh hosp hoss hpcc hpdh hphs hpps hpsc hpss hscc hsci hshs hsps hssp iccc icci icco iccp iccs icdc icdd icdp ichc ichd ichi icho ichs icis icoc icod icos icpc icpd icpo icps icsc icsd icsh icsi icsp icss iddo idic idid idio idis idoc idos idps idsc idso idss ihcc ihis ihop ihss iicd iiii iiio iiis iioi iioo iiop iios iisc iisd iisi iisp ioci iocp iod- iodd iodo ioii ioio iooi iooo ioos iops ioso ipcc ipcs ipdc ipdi iphc ipid ipod ipoh ipop ipos ippc ippo ipsc ipsi ipso ipsp ipss iscc iscd isch isci isco iscp iscs isdc isds ishi ishs isic isis iso- isoc isop isos ispc isps issc issh issi isso issp isss occc occi ocds ochi ochs ocis ocos ocpd ocpp odci oddd oddi odds odic odio odis odoh odoo odop odos odso ohcc ohhi ohho ohhs ohid ohio ohis ohoh ohos ohso ohss oici oido oids oiii oios oipc oisc oisd oodi ooho oohs ooid oooh oooo ooos oops oosi opds ophi ophs opic opii opio opis opo- opos oppi oppo opps opsi oscc osci osco osdi oshc oshi osho oshp oshs osii osip osis osoi osoo osos ossd ossi osso pccc pccs pchp pchs pcip pcod pcos pcpp pcps pcso pdci pdcp pdhs pdic pdoc pdos pdsd pdss phcc phds phhs phi- phip phis phoh phoo phos phsc picc pich pici pico pics pido pids piip pipi pipo pipp pips pisd pish pisi piso piss pocd poch poco pocs pod- podd podi podo pods pohs poid poio pois pood pooh poop poos pop- popc popi popo popp pops posh posi poso poss ppcc ppcd ppci ppcs ppds pphi pphs ppic ppid ppih ppod ppos pppd pppo pppp ppps ppsh ppss psci psco psdc psdi psdp psds pshc pshs psid psip psis psoc psoi psos psph pspi pspp psps pssc psso s-ic s-ii s-os sccc sccp sccs scdc scdp scds sch- schh schi scho schs sci- scic scid scio scip scis scoh scoo scop scpi scpo scps scsc scsd scsh scsi scso sdcc sdch sdco sddc sdds sdhd sdhs sdic sdio sdps sdsc sdss shcc shcp shhh shhs shid shih shii shio ship shis shod shoo shop shos shps shsc sicc sich sici sico sicp sics sidd sidh sidi sido sids sihi sihs siod siop sios sipc sipi sipo sipp sips sisc sisd sish sisi siss soch soci soco socs sodd sodo sods sohh soho sohp sohs soic sois sood soop soos sopd soph sopi sopo sopp sops sosh sosi soso soss spcc spco spcs spdc spdp sphs spic spio spip spis spoc spod spoo spop spos sppd spps spsd spso spsp spss sscc ssci sscp sscs ssdc ssdd ssdp sshs ssid ssis ssoc ssop sspc sspo ssps sssc sssh sssi ssss