c-cd cccc ccci cccp cccs cccu ccdc ccdi ccdp ccdr ccds ccic ccid ccii ccip ccir ccis ccpp ccpr ccps ccrc ccri ccrp ccrs ccrt ccsd ccsi ccsp ccss ccst cctc cctt ccuc ccup ccus ccut cd-r cdcs cddr cdic cdii cdis cdps cdrs cdss cicc cici cicr cics cict cicu cidc cidi cidp cidr cids cidt ciid ciii ciis ciit cipp cips circ ciri cirr cirs cirt cis- cisc cisd cisp cisr ciss cist citi citp cits citt citu ciuc ciup cius cpcs cpcu cpic cppd cpps cpri cprs cprt cpsc cpsr cpsu cptp cptr cpts cpus crcc crcr crdc cric crip cris crit criu crpc crps crrt crsp crss crst crtc crtp crts crud crup crus crut cscc cscd csci cscr cscs csdp csdr csid csir csis csit cspc cspd cspi csps cspt csrc csrd csrs cssd cssr cstc cstd cstr csts csup csur csus ctcp ctic ctpp ctps ctrc ctrp ctrs ctsc ctss ctsu ctts cucc cuci cudi cuds cui- cuir cuis cuit cupp cupr cups curd curi curr curs curt cusd cusp cuss cust cusu cut- cutc cuts cutt dccc dcci dccp dccs dcct dccu dcds dcii dcis dcps dcsc dcss dctc dcts dcup dddd ddps ddrc ddss ddts dici dict didi dids didu diii diis dipc dipp dips dipt dipu dird dirr dirs dirt dis- disc disd disi disp diss dist diti dits ditt dius dpci dpcp dpdt dppc dpsd dpst dpsu dpts dric drip drit drrs drsp drui drup drus drut druu dscc dscp dscr dscs dsdp dsdr dsip dsps dspt dsrc dsri dsrp dsrr dssc dssi dssp dsst dstc dsts dtcc dtdp dtss dttp ducs duct dudd duds dudu duid duir duis duit duri durt duru dusi dust dutp duts duur duut iccc icci iccp iccr iccs icct iccu icdc icdd icdp icis icpc icpd icps icrc icrr icrs icrt icru icsc icsd icsi icsp icsr icss icst ictp icts icup icus idcr idic idid idir idis idps idrc idsc idss idtp idts idus iicd iiii iiis iiit iirc iirs iisc iisd iisi iisp iisr iist iisu iitr iitt iiuc ipcc ipcs ipct ipdc ipdi ipid ippc ippr ipri ipsc ipsi ipsp ipss iptc ipts ipur ipus iput ircc ircd ircs ircu irdc irdp irds iri- iric irid irip iris irpc irps irrc irri irrs irsp irti irtp irts irus iscc iscd isci iscp iscr iscs isct iscu isdc isds isic isis isit ispc ispr isps isri isrp issc issi issp issr isss issu istc istd isti istp istr ists isup isus itcs itic itis itpc itri itrs itsi itsp itsu itup itur iucc iuds iuiu iupp iusd iuss iust pccc pccs pcip pcpp pcps pcrc pcrd pcts pdci pdcp pdic pdpr pdrc pdrs pdsd pdss pdtc picc pici picr pics pict picu pids piip pipi pipp pips pirc piri pirr pirs piru pisd pisi piss pist pisu piti pitr pits pitt pitu pius ppcc ppcd ppci ppcs ppds ppic ppid pppd pppp ppps pprc ppru ppss ppts pptt ppur prcc prcd prcp prcs pri- prid prii pris prpd prps prrd prri prrs prsc prsd prsi prss prtc prti prtp prtr prud prus prut pruu psci pscu psdc psdi psdp psdr psds psid psip psis pspi pspp pspr psps psrd psrp pssc psst psts pstu ptcc ptdc ptpd ptrd ptsd pttc ptui puds pudu puid puir puis puit puiu pupi pups pupu pur- puri purp purr purs puru pusd pusi puss pust put- puti puts putt putu puuc rccc rccs rcdc rcds rcic rcid rcis rcpd rcpi rcps rcpt rcrd rcsc rcsd rcsi rcss rctc rcti rcts rdpc ricc rics rict ridc ridd ridi rids riis ripd ripi ripp ripr rips ript riri rirs risc risd risi risp riss rist risu riti rits ritt ritu rius rpcs rpdp rpii rpps rptd rpts rrrr rrsp rscc rscs rsdd rsds rsid rsis rsps rstp rsts rstu rtcc rtdt rtps rtss rttp rtts ruci ruct rudd rudi rudp ruds ruid ruis ruit rupp rupt rurc rurd ruri rurp rurs ruru rusi russ rust rusu ruti ruts rutt rutu ruud s-ic s-ii sccc sccp sccs scct scdc scdp scds sci- scic scid scip scir scis scit scpi scps scpt scr- scrc scri scrs scsc scsd scsi scsr scst scsu sctc sctd sctr scts scud scup scur scut sdcc sddc sdds sdic sdpr sdps sdrc sdrs sdsc sdss sdsu sicc sici sicp sics sicu sidd sidi sidr sids siit sipc sipi sipp sips sipt sirc siri sirp sirr sirs sirt siru sisc sisd sisi siss sist sisu sit- sitc sitd siti sits sitt situ siui sius siut spcc spcs spdc spdp spdr spdt spic spip spir spis spit sppd spps sprd spri sprs spsd spsp spss spst sptc sptr spts spud spui spur spus sput srcc srct sris srpc srps srpt srsd srsp srtp srtr sscc ssci sscp sscs ssdc ssdd ssdp ssid ssis ssit sspc ssps sspt ssrc ssri ssrs sssc sssi ssss sstc sstd sstp ssts stcc stcp stcs stcu stds stic stid stip stir stis stit stpd stpp stps strc strd stri strs stru stsi stss sttc sttd sttr stuc stud stup stur stus stut suc- succ suci sucr sucs sudd sudi suds suid suir suis suit sup- supp supr sups supt sur- surc surd suri surp surr surs surt suru sus- susd susi susp suss sust susu suti sutu suus tccc tccu tcdd tctc tcts tdis tdri tdss ticc tics tidc tidd tids tiit tiiu tip- tipc tipi tipp tips tipt tipu tird tiri tirr tirs tiru tisi tiss tist titc titi titp tits titt titu tpcd tpcp tpcs tpdu tpir tppd tppp tppr tprs tpsc tptp tptr tput trcc tri- tric trip tris trit trpc trpp trps trsd trsi trst trtc trtr truc trud trus trut truu tscc tscp tsid tsis tsps tspt tssi tssr tsst tstc tsts tsui tsup ttcp ttss tttt tucc tudi tudu tuis tuit tuiu tupi tups tupu turc turd turi turp turr turs turt turu tusc tusd tusi tuss tust tuti tuts tutt tutu u-rp ucci uccp ucdc