-er -ic -up c-- ccc cce cci cco ccp ccr ccs cct ccu ce- cec cee cei ceo cep cer ces cet ceu ci- cic cie cii cio cip cir cis cit ciu co- coc coe coi coo cop cor cos cot cou cpc cpe cpi cpo cpp cpr cps cpt cpu crc cre cri cro crp crr crs crt cru csc cse csi cso csp csr css cst csu ctc cte cti cto ctp ctr cts ctt ctu cuc cue cui cuo cup cur cus cut cuu ec- ecc ece eci eco ecr ecs ect ecu eec eee eeo eep eer ees eet eic eie eii eio eip eir eis eit eiu eo- eoc eoe eoi eoo eop eor eos eot eou ep- epc epe epi epo epp epr eps ept epu erc ere eri ero erp err ers ert eru es- esc ese esi eso esp esr ess est esu etc ete eti eto etp etr ets ett etu eu- euc eue eui eup eur eus eut icc ice ici ico icp icr ics ict icu ie- iec iee iei iep ier ies iet iic iie iii iio iip iir iis iit iiu io- ioc ioe ioi ioo iop ior ios iot iou ipc ipe ipi ipo ipp ipr ips ipt ipu ir- irc ire iri iro irp irr irs irt iru is- isc ise isi iso isp isr iss ist isu itc ite iti ito itp its itt itu iu- iuc iue iui iup iur ius iut o-i oc- occ oci oco ocp ocr ocs oct ocu oec oee oei oeo oep oer oes oet oic oie oii oio oip oir ois oit oiu oo- ooc ooi ooo oop oor oos oot op- opc ope opi opo opp opr ops opt or- orc ore ori oro orp orr ors ort oru os- osc ose osi oso osp osr oss ost osu ot- otc ote oti oto otp otr ots ott otu ou- ouc oue oui ouo oup our ous out p-p pcc pce pci pco pcp pcr pcs pct pcu pec pee pei peo pep per pes pet peu pic pie pii pio pip pir pis pit piu poc poe poi poo pop por pos pot pou ppc ppe ppi ppo ppp ppr pps ppt ppu prc pre pri pro prp prr prs prt pru ps- psc pse psi pso psp psr pss pst psu pt- ptc pte pti pto ptp ptr pts ptt ptu puc pue pui pup pur pus put puu rcc rce rci rco rcp rcr rcs rct rcu re- rec ree rei reo rep rer res ret reu ric rie rii rio rip rir ris rit roc roe roi roo rop ror ros rot rou rpc rpe rpi rpo rpp rpr rps rpt rpu rrc rri rrp rrr rrs rrt rru rsc rse rsi rso rsp rsr rss rst rsu rtc rte rti rto rtp rtr rts rtt rtu ruc rue rui ruo rup rur rus rut ruu scc sce sci sco scp scr scs sct scu se- sec see sei seo sep ser ses set seu sic sie sii sio sip sir sis sit siu soc soe soi soo sop sor sos sot sou spc spe spi spo spp spr sps spt spu sr- src sre sri sro srp srr srs srt ss- ssc sse ssi sso ssp ssr sss sst ssu stc ste sti sto stp str sts stt stu suc sue sui suo sup sur sus sut suu tcc tce tci tco tcp tcr tcs tct tcu te- tec tee tei teo tep ter tes tet teu tic tie tii tio tip tir tis tit tiu to- toc toe toi too top tor tos tot tou tpc tpe tpi tpo tpp tpr tps tpt tpu trc tre tri tro trp trr trs trt tru tsc tse tsi tso tsp tsr tss tst tsu ttc tte tti tto ttp ttr tts ttt ttu tuc tue tui tuo tup tur tus tut tuu ucc uce uci uco ucp ucr ucs uct ucu uec uee uei uep uer ues uet uic uie uii uio uip uir uis uit uiu uoc uoe uoo uop uor uos uot up- upc upe upi upo upp upr ups upt upu ur- urc ure uri uro urp urr urs urt uru usc use usi uso usp usr uss ust usu utc ute uti uto utp utr uts utt utu uuc uue uur uus uut uuu