-er -ic c-- ccc cce ccg cci ccn cco ccr ccu ccz ce- cec cee ceg cei cen ceo cer ceu cez cgc cge cgg cgi cgn cgo cgr cgu ci- cic cie cig cii cin cio cir ciu cn- cnc cne cng cni cnn cno cnr cnu co- coc coe cog coi con coo cor cou coz crc cre crg cri crn cro crr cru crz cuc cue cug cui cun cuo cur cuu cuz cz- czc cze czo ec- ecc ece ecg eci ecn eco ecr ecu eec eee eeg een eeo eer egc ege egg egi egn ego egr egu eic eie eig eii ein eio eir eiu en- enc ene eng eni enn eno enr enu enz eo- eoc eoe eog eoi eon eoo eor eou erc ere erg eri ern ero err eru erz eu- euc eue eug eui eun eur eze ezo ezr ezz gcc gce gcg gci gcn gco gcr gcu ge- gec gee geg gei gen geo ger geu gez ggc ggg ggi ggn ggo ggr ggu ggz gic gie gig gii gin gio gir giu giz gnc gne gni gnn gno gnr gnu goc goe gog goi gon goo gor gou goz grc gre grg gri grn gro grr gru gu- guc gue gug gui gun guo gur guu guz gzo gzr gzu icc ice icg ici icn ico icr icu icz ie- iec iee ieg iei ien ier igc ige igg igi ign igo igr igu iic iie iii iin iio iir iiu in- inc ine ing ini inn ino inr inu io- ioc ioe iog ioi ion ioo ior iou ir- irc ire irg iri irn iro irr iru iu- iuc iue iug iui iur iuz ize izi izo izu izz n-i ncc nce ncg nci ncn nco ncr ncu ne- nec nee neg nei nen neo ner neu nez ngc nge ngg ngi ngn ngo ngu nic nie nig nii nin nio nir niu niz nnc nne nng nni nnn nno nnu nnz no- noc noe nog noi non noo nor nou noz nrc nre nrg nri nrn nro nrr nru nrz nuc nue nug nui nun nuo nur nuu nze nzg nzi nzo nzz o-i oc- occ ocg oci ocn oco ocr ocu ocz oec oee oeg oei oen oeo oer ogc oge ogg ogi ogn ogo oic oie oii oin oio oir oiu oiz on- onc one ong oni onn ono onr onu oo- ooc oog ooi oon ooo oor or- orc ore org ori orn oro orr oru orz ou- ouc oue oui oun ouo our oze ozo ozu ozz rcc rce rcg rci rcn rco rcr rcu re- rec ree reg rei ren reo rer reu rez rgc rge rgg rgi rgn rgo rgr ric rie rig rii rin rio rir riz rnc rng rni rnn rno rnr rnu rnz roc roe rog roi ron roo ror rou roz rrc rrg rri rrn rrr rru ruc rue rug rui run ruo rur ruu ruz rze rzo ucc uce ucg uci ucn uco ucr ucu uec uee ueg uei uen uer ugc uge ugg ugi ugn ugo ugr ugu uic uie uig uii uin uio uir uiu un- unc une ung uni unn uno unr unu uoc uoe uog uon uoo uor ur- urc ure urg uri urn uro urr uru urz uuc uue uug uun uur uuu uzi uzo uzu z-g zce zco zec zee zen zeo zer zez zgg zgi zie zig zin zio zir ziz znc zne znn zno zo- zoc zoe zog zoi zon zoo zor zou zro zuc zug zui zun zur zuz zzr zzz