-up c-- ccc ccd cco ccp ccr cct ccu cdc cdd cdo cdp cdr cdt cdu co- coc cod coo cop cor cot cou cpc cpd cpo cpp cpr cpt cpu crc crd cro crp crr crt cru ctc ctd cto ctp ctr ctt ctu cuc cud cuo cup cur cut cuu dcc dcd dco dcp dcr dct dcu ddc ddd ddo ddp ddr ddt ddu doc dod doo dop dor dot dou dpc dpd dpo dpp dpr dpt dpu drc drd dro drp drr drt dru dtc dtd dto dtp dtr dtt dtu duc dud duo dup dur dut oc- occ ocd oco ocp ocr oct ocu odc odd odo odp odr odt odu oo- ooc ood ooo oop oor oot op- opc opd opo opp opr opt or- orc ord oro orp orr ort oru ot- otc otd oto otp otr ott otu ou- ouc oud ouo oup our out p-p pcc pcd pco pcp pcr pct pcu pdc pdd pdo pdp pdr pdt pdu poc pod poo pop por pot pou ppc ppd ppo ppp ppr ppt ppu prc prd pro prp prr prt pru pt- ptc ptd pto ptp ptr ptt ptu puc pud pup pur put puu rcc rcd rco rcp rcr rct rcu rdc rdd rdo rdp rdr rdt rdu roc rod roo rop ror rot rou rpc rpd rpo rpp rpr rpt rpu rrc rrd rrp rrr rrt rru rtc rtd rto rtp rtr rtt rtu ruc rud ruo rup rur rut ruu tcc tcd tco tcp tcr tct tcu tdc tdd tdo tdp tdr tdt tdu to- toc tod too top tor tot tou tpc tpd tpo tpp tpr tpt tpu trc trd tro trp trr trt tru ttc ttd tto ttp ttr ttt ttu tuc tud tuo tup tur tut tuu ucc ucd uco ucp ucr uct ucu udc udd udo udp udr udt udu uoc uod uoo uop uor uot up- upc upd upo upp upr upt upu ur- urc urd uro urp urr urt uru utc utd uto utp utr utt utu uuc uur uut uuu

c-cd cccc cccp cccu ccdc ccdp ccdr ccoc ccod ccpp ccpr ccrc ccrp ccrt cctc cctt ccuc ccup ccut cd-r cddr cdot coco cocp coct cocu codd cood coop coot copd copo copp copr copt cor- corc cord coro corp corr cort cotc coto cott cotu coud coup cour cout cpcu cppd cprt cptp cptr crcc crcr crdc croc crod croo crop cror crot crpc crrt crtc crtp crud crup crut ctcp ctor ctot ctpo ctpp ctrc ctrp cucc cupo cupp cupr curd curo curr curt cut- cutc cuto cutt dccc dccp dcct dccu dcop dcpo dctc dcup dddd ddoc ddot ddpo ddrc doco doct docu dod- dodd dodo dood doop door doot dopo dopp dopr dopt dorc dord doro dorp dorr dort doru dotd doto dott douc doud doup dour dout dpcp dpdt dppc drod drop drot drou drup drut druu dtcc dtdp dtor dtot dttp duco duct dudd dudo dudu duo- dupo duro durt duru dutp duur duut occc occt ocpd ocpp ocro ocrr oct- octo ocur oddd odoo odop odor odot odou odrp odtu odur oocr oooo oord oort ootp opo- opor oppo opto orco ordo ordu oro- oror orot orpc orro ortc orto orup otcd oto- otoo otor otpp otro otto ottu otur oucc oudc our- ouro ourt out- outo ouu- pccc pcod pcpp pcrc pcrd pdcp pdoc pdpr pdrc pdtc pocd poco pod- podd podo podu pood poop poor poot pop- popc popo popp popt porc poro porr port potc potd poto pott potu poud poup pour pout ppcc ppcd ppod pppd pppo pppp pprc ppru pptt ppur prcc prcd prcp pro- proc prod proo prop prot prou prpd prrd prtc prtp prtr prud prut pruu ptcc ptdc ptop ptpd ptrd pttc pudo pudu pupu pur- puro purp purr puru put- puto putt putu puuc rccc rcdc rcpd rcpo rcpt rcrd rctc rdoc rdpc rocc roco rodd rodo rood roop roor root ropo rorc roro rort roru rotc roto rotr rott roud roup rout rpdp rptd rrrr rtcc rtdt rttp ruct rudd rudo rudp rupp rupt rurc rurd ruro rurp ruru ruto rutt rutu ruud tccc tccu tcdd tcpo tctc tdor toco todd todo todt todu tood toor toot top- topd topo topp topt topu torc tord toro torp torr tort toru totc totd toto totr tott toup tour tout tpcd tpcp tpdu tppd tppp tppr tptp tptr tput trcc troc trod troo trop trot trou trpc trpp trtc trtr truc trud trut truu ttcp ttop tttt tucc tuco tudu tuor tupo tupu turc turd turo turp turr turt turu tuto tutt tutu tuuo u-rp uccp ucdc ucdd ucrc ucut udoo udop udot udpd uocc uor- updo upor uppc uppp uppu upto upup urdu uro- uroo urpo urup urur urut utor utpd utto uttu uucp uuoc uuuu

c-cor c-dot c-p-c c-pop ccccc co-co co-op cocc- cocco cocto cocur codco codo codru coopt coord coppo copr- copro copto copur coput coro- corod corop corot corto cott- cotto cottu couco courd court couru couto coutu cpctc croco crodo crood croop croot cropc cropo crott croud croup crout crudo cruor cudot cuoco cupr- cupro curro curto curup cutco cutcu cutro cutto cutup d-cru d-dot d-rod ddddd do-do dodoo dodro doodo doout dordt dorot dorud dotoo dotto doupt douro drood droop drop- dropo dropt drott droup drout dtour ducor duddo dudou duduc duroc durtu occur octo- octor oddup oddur odour odudu oduro ooooo oopod opdoc opodo opto- optot optto orcop ordoc ordro orduc oroco orodo orout ortoo oruro orutu ototo otour otpor ottur ouoro outdo outro outto pctct po-po pocop podo- podor poopo poort popco popop poppo popup porco porcu poro- porro porto portu porur potco potoc potoo potop potor potro potto pottu prodd proor proot prop- propp propr propt prot- proto proud prout prtor ptprc ptprd ptpro ptprr ptprt ptpru pudor pudur puppo puro- putco putor putt- putto puttu putuo putup r-co- ro-ro rocco rocor rocou rodoc rodor roodu roto- rotor