sks skt sku spc spd spe spf spi spk spp spr sps spt spu sr- src srd sre srf sri srk srp srr srs srt ss- ssc ssd sse ssf ssi ssk ssp ssr sss sst ssu stc std ste stf sti stk stp str sts stt stu suc sud sue suf sui suk sup sur sus sut suu tcc tcd tce tcf tci tck tcp tcr tcs tct tcu tdc tdd tde tdf tdi tdk tdp tdr tds tdt tdu te- tec ted tee tef tei tek tep ter tes tet teu tfc tfd tfe tff tfi tfk tfp tfr tfs tft tfu tic tid tie tif tii tik tip tir tis tit tiu tkc tke tkk tkp tkr tks tkt tpc tpd tpe tpf tpi tpk tpp tpr tps tpt tpu trc trd tre trf tri trk trp trr trs trt tru tsc tsd tse tsf tsi tsk tsp tsr tss tst tsu ttc ttd tte ttf tti ttk ttp ttr tts ttt ttu tuc tud tue tuf tui tuk tup tur tus tut tuu ucc ucd uce ucf uci uck ucp ucr ucs uct ucu udc udd ude udf udi udk udp udr uds udt udu uec ued uee uef uei uep uer ues uet ufc ufd ufe uff ufi ufp ufr ufs uft ufu uic uid uie uif uii uip uir uis uit uiu ukc uke ukf uki ukk ukp ukr uku up- upc upd upe upf upi upk upp upr ups upt upu ur- urc urd ure urf uri urk urp urr urs urt uru usc usd use usf usi usk usp usr uss ust usu utc utd ute utf uti utk utp utr uts utt utu uuc uue uur uus uut uuu

c-cd cccc cccf ccci cccp cccs cccu ccdc ccdf ccdi ccdp ccdr ccds cced ccee ccfc ccfd ccff ccfi ccic ccid ccii ccip ccir ccis ccpe ccpp ccpr ccps ccrc ccre ccrf ccri ccrp ccrs ccrt ccsd ccsf ccsi ccsp ccss ccst cctc cctt ccuc ccup ccus ccut cd-e cd-r cdcs cddr cdec cdef cder cdes cdfe cdfs cdic cdii cdis cdps cdre cdrs cdss cec- cece ceci cecp cecs cect cedd cede cedi cedt cedu ceec cees cef- cefc ceip ceke cepc cepe cepp cepr ceps cept cer- cerc cerd cere cerf ceri cerp cers cert cesc cese cesi cesp cesr cess cest cet- cete ceti cetp cets ceui cfcf cfcs cfdp cfds cffr cfit cfpr cfps cfre cfrp cfrt cfse cfsi cftc cfte cftk cftr cicc cici cicr cics cict cicu cidc cide cidi cidp cidr cids cidt ciee cier cies cife ciff cifs ciid ciii ciis ciit cikr cipf cipp cips circ cire ciri cirk cirr cirs cirt cis- cisc cisd cise cisk cisp cisr ciss cist cite citf citi citp cits citt citu ciuc ciup cius ckck ckcs ckdu cker ckfi ckfr ckpc ckpr ckrc ckrd ckst ckts cpce cpcs cpcu cpep cper cpff cpft cpic cpif cppd cpps cpre cpri cprs cprt cpsc cpsk cpsr cpsu cptp cptr cpts cpus crcc crce crcr crdc cre- crec cred cree crei crep cres cret creu crfc crfs cric crie crif crik crip cris crit criu crkc crkp crpc crps crrt crsp crss crst crtc crtf crtp crts crud crue cruk crup crus crut cscc cscd csce cscf csci cscr cscs csdp csdr csec csee csep cser cset csfc csfr csid csik csir csis csit csks cspc cspd cspe cspi csps cspt csrc csrd csrs cssd csse cssr cstc cstd cstr csts csuf csup csur csus ctcf ctcp ctec ctep ctfc ctfs ctic ctpp ctps ctrc ctrp ctrs ctsc ctss ctsu ctts cucc cuce cuci cuck cude cudi cuds cued cuek cuer cues cufc cuff cufi cui- cuif cuir cuis cuit cuk- cuke cupe cupp cupr cups curd cure curf curi curr curs curt cusd cusk cusp cuss cust cusu cut- cutc cute cuts cutt dccc dcci dccp dccs dcct dccu dcds dcfc dcfs dcii dcis dcps dcrk dcsc dcss dctc dcts dcup dddd ddes ddie ddps ddrc ddre ddss ddts dec- decc decd dece deci deck decs dect dedd dede dedi dedu deed deef deek deep deer dees deet defe deff defi defs deft deid deie deif deip deir deis deit dek- deke deks depc depe depp depr deps dept der- derc dere derf deri derk derp derr ders des- desc dese desi desk desp dess dest desu dete detk detr dets deue deuk deur deus deut dfcc dfcs dfcu dfds dfdt dfer dfrf dfri dftr dfts dice dici dick dict dide didi dids didu died dief diep dier dies diet dieu dif- diff difs diii diis dike diki diku dipc dipe dipp dips dipt dipu dird dire dirk dirr dirs dirt dis- disc disd dise disi disk disp diss dist dite diti dits ditt dius dkdc dkid dpci dpcp dpdt dper dpie dppc dprk dpsd dpst dpsu dpts dred dree dref drei drek dres dret drfc dric drie drif drip drit drrs drsp drue drui druk drup drus drut druu dscc dscp dscr dscs dsdp dsdr dsei dsfc dsif dsip dspf dsps dspt dsrc dsri dsrp dsrr dssc dssi dssp dsst dstc dsts dtcc dtdp dted dtek dtfc dtki dtss dttp duce duck ducs duct dudd dude duds dudu duer dues duet dufc duff dufu duid duif duir duis duit duke duki dukt duku dupe dure duri durk durt duru duse dusi dusk dust dute dutp duts duur duut eccc ecce ecci ecct ecdc ecdf eced ecef eces ecfc ecfr ecfs ecip ecis ecit ecks ecpd ecpp ecrc ecrf ecri ecrr ecru ecsc ecse ecsp ecss ecsu ect- ectc ectf ects ecus eddc edde eddi eddp edds ede- edei eder edes edfu edie edif edik edip edis edit edru edss edts educ edup edur eecs eede eedu eeee eees eefe eeke eeks eeps eerc eers eese eesi eesk eetc eete eets eetu efes efet effi effs efic efik efit efke efsi eft- eftp efts eftu eick eics eid- eide eidi eidr eidu eiec eied eiei eier eies eifs