-er -ic c-- ccc cce ccg cci ccn cco ccr ccs ccu ccz ce- cec cee ceg cei cen ceo cer ces ceu cez cgc cge cgg cgi cgn cgo cgr cgs cgu ci- cic cie cig cii cin cio cir cis ciu cn- cnc cne cng cni cnn cno cnr cns cnu co- coc coe cog coi con coo cor cos cou coz crc cre crg cri crn cro crr crs cru crz csc cse csg csi csn cso csr css csu csz cuc cue cug cui cun cuo cur cus cuu cuz cz- czc cze czo ec- ecc ece ecg eci ecn eco ecr ecs ecu eec eee eeg een eeo eer ees egc ege egg egi egn ego egr egs egu eic eie eig eii ein eio eir eis eiu en- enc ene eng eni enn eno enr ens enu enz eo- eoc eoe eog eoi eon eoo eor eos eou erc ere erg eri ern ero err ers eru erz es- esc ese esg esi esn eso esr ess esu eu- euc eue eug eui eun eur eus eze ezo ezr ezs ezz gcc gce gcg gci gcn gco gcr gcs gcu ge- gec gee geg gei gen geo ger ges geu gez ggc ggg ggi ggn ggo ggr ggs ggu ggz gic gie gig gii gin gio gir gis giu giz gnc gne gni gnn gno gnr gns gnu goc goe gog goi gon goo gor gos gou goz grc gre grg gri grn gro grr grs gru gsc gse gsg gsi gsn gso gsr gss gsu gu- guc gue gug gui gun guo gur gus guu guz gzo gzr gzu icc ice icg ici icn ico icr ics icu icz ie- iec iee ieg iei ien ier ies igc ige igg igi ign igo igr igs igu iic iie iii iin iio iir iis iiu in- inc ine ing ini inn ino inr ins inu io- ioc ioe iog ioi ion ioo ior ios iou ir- irc ire irg iri irn iro irr irs iru is- isc ise isg isi isn iso isr iss isu iu- iuc iue iug iui iur ius iuz ize izi izo izu izz n-i ncc nce ncg nci ncn nco ncr ncs ncu ne- nec nee neg nei nen neo ner nes neu nez ngc nge ngg ngi ngn ngo ngs ngu nic nie nig nii nin nio nir nis niu niz nnc nne nng nni nnn nno nns nnu nnz no- noc noe nog noi non noo nor nos nou noz nrc nre nrg nri nrn nro nrr nrs nru nrz nsc nse nsg nsi nsn nso nsr nss nsu nsz nuc nue nug nui nun nuo nur nus nuu nze nzg nzi nzo nzs nzz o-i oc- occ ocg oci ocn oco ocr ocs ocu ocz oec oee oeg oei oen oeo oer oes ogc oge ogg ogi ogn ogo ogs oic oie oii oin oio oir ois oiu oiz on- onc one ong oni onn ono onr ons onu oo- ooc oog ooi oon ooo oor oos or- orc ore org ori orn oro orr ors oru orz os- osc ose osg osi osn oso osr oss osu ou- ouc oue oui oun ouo our ous oze ozo ozs ozu ozz rcc rce rcg rci rcn rco rcr rcs rcu re- rec ree reg rei ren reo rer res reu rez rgc rge rgg rgi rgn rgo rgr rgs ric rie rig rii rin rio rir ris riz rnc rng rni rnn rno rnr rns rnu rnz roc roe rog roi ron roo ror ros rou roz rrc rrg rri rrn rrr rrs rru rsc rse rsg rsi rsn rso rsr rss rsu ruc rue rug rui run ruo rur rus ruu ruz rze rzo scc sce scg sci scn sco scr scs scu se- sec see seg sei sen seo ser ses seu sez sgc sge sgg sgi sgn sgo sgr sgs sgu sic sie sig sii sin sio sir sis siu snc sne sng sni snn sno snr sns snu soc soe sog soi son soo sor sos sou soz sr- src sre srg sri srn sro srr srs ss- ssc sse ssg ssi ssn sso ssr sss ssu ssz suc sue sug sui sun suo sur sus suu suz sze szi szr szu ucc uce ucg uci ucn uco ucr ucs ucu uec uee ueg uei uen uer ues ugc uge ugg ugi ugn ugo ugr ugs ugu uic uie uig uii uin uio uir uis uiu un- unc une ung uni unn uno unr uns unu uoc uoe uog uon uoo uor uos ur- urc ure urg uri urn uro urr urs uru urz usc use usg usi usn uso usr uss usu usz uuc uue uug uun uur uus uuu uzi uzo uzu z-g zce zco zcs zec zee zen zeo zer zes zez zgg zgi zgs zie zig zin zio zir zis ziz znc zne znn zno zns zo- zoc zoe zog zoi zon zoo zor zos zou zro zrs zse zsg zsi zsu zsz zuc zug zui zun zur zus zuz zzr zzs zzz