-er -ic -up c-- ccc cce cci cco ccp ccr cct ccu ce- cec cee cei ceo cep ceq cer cet ceu ci- cic cie cii cio cip ciq cir cit ciu co- coc coe coi coo cop coq cor cot cou cpc cpe cpi cpo cpp cpq cpr cpt cpu cqc cqi cqo cqt crc cre cri cro crp crq crr crt cru ctc cte cti cto ctp ctq ctr ctt ctu cuc cue cui cuo cup cuq cur cut cuu ec- ecc ece eci eco ecq ecr ect ecu eec eee eeo eep eer eet eic eie eii eio eip eir eit eiu eo- eoc eoe eoi eoo eop eoq eor eot eou ep- epc epe epi epo epp epq epr ept epu eqe eqp eqq eqt equ erc ere eri ero erp erq err ert eru etc ete eti eto etp etr ett etu eu- euc eue eui eup eur eut icc ice ici ico icp icq icr ict icu ie- iec iee iei iep ier iet iic iie iii iio iip iir iit iiu io- ioc ioe ioi ioo iop ior iot iou ipc ipe ipi ipo ipp ipr ipt ipu iqc iqe iqt iqu ir- irc ire iri iro irp irq irr irt iru itc ite iti ito itp itq itt itu iu- iuc iue iui iup iur iut o-i oc- occ oci oco ocp ocr oct ocu oec oee oei oeo oep oer oet oic oie oii oio oip oir oit oiu oo- ooc ooi ooo oop oor oot op- opc ope opi opo opp opq opr opt oqo or- orc ore ori oro orp orr ort oru ot- otc ote oti oto otp otr ott otu ou- ouc oue oui ouo oup our out p-p pcc pce pci pco pcp pcq pcr pct pcu pec pee pei peo pep per pet peu pic pie pii pio pip piq pir pit piu poc poe poi poo pop por pot pou ppc ppe ppi ppo ppp ppq ppr ppt ppu pqi pqq pqr prc pre pri pro prp prq prr prt pru pt- ptc pte pti pto ptp ptq ptr ptt ptu puc pue pui pup pur put puu qcc qci qco qcp qct qec qee qeo qep qet qic qie qio qip qir qit qiu qoi qoo qop qor qpc qpp qpr qqq qqu qrc qre qri qrp qrt qru qtc qti qto qtq qtr qu- que qui quo qur qut rcc rce rci rco rcp rcr rct rcu re- rec ree rei reo rep req rer ret reu ric rie rii rio rip riq rir rit roc roe roi roo rop ror rot rou rpc rpe rpi rpo rpp rpr rpt rpu rqc rrc rri rrp rrq rrr rrt rru rtc rte rti rto rtp rtq rtr rtt rtu ruc rue rui ruo rup rur rut ruu tcc tce tci tco tcp tcr tct tcu te- tec tee tei teo tep teq ter tet teu tic tie tii tio tip tir tit tiu to- toc toe toi too top toq tor tot tou tpc tpe tpi tpo tpp tpq tpr tpt tpu tqo trc tre tri tro trp trq trr trt tru ttc tte tti tto ttp ttr ttt ttu tuc tue tui tuo tup tur tut tuu ucc uce uci uco ucp ucr uct ucu uec uee uei uep uer uet uic uie uii uio uip uiq uir uit uiu uoc uoe uoo uop uor uot up- upc upe upi upo upp upr upt upu ur- urc ure uri uro urp urr urt uru utc ute uti uto utp utr utt utu uuc uue uur uut uuu