-er -ic c-- ccc cce ccg cci ccn cco ccr cct ccu ce- cec cee ceg cei cen ceo cer cet ceu cgc cge cgg cgi cgn cgo cgr cgt cgu ci- cic cie cig cii cin cio cir cit ciu cn- cnc cne cng cni cnn cno cnr cnt cnu co- coc coe cog coi con coo cor cot cou crc cre crg cri crn cro crr crt cru ctc cte ctg cti ctn cto ctr ctt ctu cuc cue cug cui cun cuo cur cut cuu ec- ecc ece ecg eci ecn eco ecr ect ecu eec eee eeg een eeo eer eet egc ege egg egi egn ego egr egt egu eic eie eig eii ein eio eir eit eiu en- enc ene eng eni enn eno enr ent enu eo- eoc eoe eog eoi eon eoo eor eot eou erc ere erg eri ern ero err ert eru etc ete etg eti etn eto etr ett etu eu- euc eue eug eui eun eur eut gcc gce gcg gci gcn gco gcr gct gcu ge- gec gee geg gei gen geo ger get geu ggc ggg ggi ggn ggo ggr ggt ggu gic gie gig gii gin gio gir git giu gnc gne gni gnn gno gnr gnt gnu goc goe gog goi gon goo gor got gou grc gre grg gri grn gro grr grt gru gtc gte gtg gti gtn gto gtr gtt gtu gu- guc gue gug gui gun guo gur gut guu icc ice icg ici icn ico icr ict icu ie- iec iee ieg iei ien ier iet igc ige igg igi ign igo igr igt igu iic iie iii iin iio iir iit iiu in- inc ine ing ini inn ino inr int inu io- ioc ioe iog ioi ion ioo ior iot iou ir- irc ire irg iri irn iro irr irt iru itc ite itg iti itn ito itt itu iu- iuc iue iug iui iur iut n-i ncc nce ncg nci ncn nco ncr nct ncu ne- nec nee neg nei nen neo ner net neu ngc nge ngg ngi ngn ngo ngt ngu nic nie nig nii nin nio nir nit niu nnc nne nng nni nnn nno nnt nnu no- noc noe nog noi non noo nor not nou nrc nre nrg nri nrn nro nrr nrt nru ntc nte ntg nti ntn nto ntr ntt ntu nuc nue nug nui nun nuo nur nut nuu o-i oc- occ ocg oci ocn oco ocr oct ocu oec oee oeg oei oen oeo oer oet ogc oge ogg ogi ogn ogo ogt oic oie oii oin oio oir oit oiu on- onc one ong oni onn ono onr ont onu oo- ooc oog ooi oon ooo oor oot or- orc ore org ori orn oro orr ort oru ot- otc ote otg oti otn oto otr ott otu ou- ouc oue oui oun ouo our out rcc rce rcg rci rcn rco rcr rct rcu re- rec ree reg rei ren reo rer ret reu rgc rge rgg rgi rgn rgo rgr rgt ric rie rig rii rin rio rir rit rnc rng rni rnn rno rnr rnt rnu roc roe rog roi ron roo ror rot rou rrc rrg rri rrn rrr rrt rru rtc rte rtg rti rtn rto rtr rtt rtu ruc rue rug rui run ruo rur rut ruu tcc tce tcg tci tcn tco tcr tct tcu te- tec tee teg tei ten teo ter tet teu tgc tge tgg tgi tgn tgo tgr tgt tgu tic tie tig tii tin tio tir tit tiu tnc tne tng tni tnn tno tnr tnt to- toc toe tog toi ton too tor tot tou trc tre trg tri trn tro trr trt tru ttc tte ttg tti ttn tto ttr ttt ttu tuc tue tug tui tun tuo tur tut tuu ucc uce ucg uci ucn uco ucr uct ucu uec uee ueg uei uen uer uet ugc uge ugg ugi ugn ugo ugr ugt ugu uic uie uig uii uin uio uir uit uiu un- unc une ung uni unn uno unr unt unu uoc uoe uog uon uoo uor uot ur- urc ure urg uri urn uro urr urt uru utc ute uti utn uto utr utt utu uuc uue uug uun uur uut uuu