-er -ic -up c-- ccc cce cci cco ccp ccr ccs cct ccu ce- cec cee cei ceo cep ceq cer ces cet ceu ci- cic cie cii cio cip ciq cir cis cit ciu co- coc coe coi coo cop coq cor cos cot cou cpc cpe cpi cpo cpp cpq cpr cps cpt cpu cqc cqi cqo cqs cqt crc cre cri cro crp crq crr crs crt cru csc cse csi cso csp csq csr css cst csu ctc cte cti cto ctp ctq ctr cts ctt ctu cuc cue cui cuo cup cuq cur cus cut cuu ec- ecc ece eci eco ecq 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 eoq eor eos eot eou ep- epc epe epi epo epp epq epr eps ept epu eqe eqp eqq eqs eqt equ erc ere eri ero erp erq err ers ert eru es- esc ese esi eso esp esq 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 icq 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 iqc iqe iqs iqt iqu ir- irc ire iri iro irp irq irr irs irt iru is- isc ise isi iso isp isq isr iss ist isu itc ite iti ito itp itq 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 opq opr ops opt oqo or- orc ore ori oro orp orr ors ort oru os- osc ose osi oso osp osq 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 pcq pcr pcs pct pcu pec pee pei peo pep per pes pet peu pic pie pii pio pip piq pir pis pit piu poc poe poi poo pop por pos pot pou ppc ppe ppi ppo ppp ppq ppr pps ppt ppu pqi pqq pqr pqs prc pre pri pro prp prq prr prs prt pru ps- psc pse psi pso psp psr pss pst psu pt- ptc pte pti pto ptp ptq ptr pts ptt ptu puc pue pui pup pur pus put puu qcc qci qco qcp qcs qct qec qee qeo qep qet qic qie qio qip qir qis qit qiu qoi qoo qop qor qos qpc qpp qpr qps qqq qqu qrc qre qri qrp qrs qrt qru qsc qsi qso qsp qsr qst qtc qti qto qtq qtr qts qu- que qui quo qur qus qut rcc rce rci rco rcp rcr rcs rct rcu re- rec ree rei reo rep req rer res ret reu ric rie rii rio rip riq rir ris rit roc roe roi roo rop ror ros rot rou rpc rpe rpi rpo rpp rpr rps rpt rpu rqc rqs rrc rri rrp rrq rrr rrs rrt rru rsc rse rsi rso rsp rsq rsr rss rst rsu rtc rte rti rto rtp rtq 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 seq ser ses set seu sic sie sii sio sip siq sir sis sit siu soc soe soi soo sop soq sor sos sot sou spc spe spi spo spp spq spr sps spt spu sqi sqq sqr sqs sr- src sre sri sro srp srq srr srs srt ss- ssc sse ssi sso ssp ssq ssr sss sst ssu stc ste sti sto stp stq str sts stt stu suc sue sui suo sup suq sur sus sut suu tcc tce tci tco tcp tcr tcs tct tcu te- tec tee tei teo tep teq ter tes tet teu tic tie tii tio tip tir tis tit tiu to- toc toe toi too top toq tor tos tot tou tpc tpe tpi tpo tpp tpq tpr tps tpt tpu tqo trc tre tri tro trp trq trr trs trt tru tsc tse tsi tso tsp tsq 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 uiq 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