-er -ic -ol b-u bbb bbc bbe bbg bbi bbl bbn bbo bbr bbu bcb bcc bce bcg bci bcl bcn bco bcr bcu be- beb bec bee beg bei bel ben beo ber beu bgb bgc bge bgg bgi bgl bgn bgo bgr bgu bi- bib bic bie big bii bil bin bio bir biu blb blc ble blg bli bll bln blo blr blu bnb bnc bne bng bni bnl bnn bno bnr bnu bob boc boe bog boi bol bon boo bor bou brb bre brg bri brl brn bro brr bru bub buc bue bug bui bul bun buo bur buu c-- cbb cbc cbe cbg cbi cbl cbn cbo cbr cbu ccb ccc cce ccg cci ccl ccn cco ccr ccu ce- ceb cec cee ceg cei cel cen ceo cer ceu cgb cgc cge cgg cgi cgl cgn cgo cgr cgu ci- cib cic cie cig cii cil cin cio cir ciu cl- clb clc cle clg cli cll cln clo clr clu cn- cnb cnc cne cng cni cnl cnn cno cnr cnu co- cob coc coe cog coi col con coo cor cou crb crc cre crg cri crl crn cro crr cru cub cuc cue cug cui cul cun cuo cur cuu ebb ebc ebe ebg ebi ebl ebn ebo ebr ebu ec- ecb ecc ece ecg eci ecl ecn eco ecr ecu eeb eec eee eeg eel een eeo eer egb egc ege egg egi egl egn ego egr egu eib eic eie eig eii eil ein eio eir eiu elb elc ele elg eli ell eln elo elr elu en- enb enc ene eng eni enl enn eno enr enu eo- eob eoc eoe eog eoi eol eon eoo eor eou erb erc ere erg eri erl ern ero err eru eu- eub euc eue eug eui eul eun eur gbc gbe gbg gbi gbl gbn gbo gbr gbu gcb gcc gce gcg gci gcl gcn gco gcr gcu ge- geb gec gee geg gei gel gen geo ger geu ggb ggc ggg ggi ggn ggo ggr ggu gib gic gie gig gii gil gin gio gir giu glb glc gle glg gli gll gln glo glr glu gnb gnc gne gni gnl gnn gno gnr gnu gob goc goe gog goi gol gon goo gor gou grb grc gre grg gri grl grn gro grr gru gu- gub guc gue gug gui gul gun guo gur guu ibb ibc ibe ibg ibi ibl ibn ibo ibr ibu icb icc ice icg ici icl icn ico icr icu ie- iec iee ieg iei iel ien ier igb igc ige igg igi igl ign igo igr igu iib iic iie iii iil iin iio iir iiu il- ilb ilc ile ilg ili ill iln ilo ilr ilu in- inb inc ine ing ini inl inn ino inr inu io- iob ioc ioe iog ioi iol ion ioo ior iou ir- irb irc ire irg iri irl irn iro irr iru iu- iub iuc iue iug iui iur lbb lbc lbe lbg lbi lbl lbo lbr lbu lcb lcc lce lcg lci lcl lcn lco lcr lcu leb lec lee leg lei lel len leo ler leu lgb lgc lge lgg lgi lgl lgn lgo lgr lgu lib lic lie lig lii lil lin lio lir liu llb llc lle llg lli lll lln llo llr llu lnb lnc lne lng lni lnl lnn lno lnr lnu lob loc loe log loi lol lon loo lor lou lrb lrc lrg lri lrn lro lrr lru lub luc lue lug lui lul lun luo lur luu n-i nbb nbc nbe nbg nbi nbl nbn nbo nbr nbu ncb ncc nce ncg nci ncl ncn nco ncr ncu ne- neb nec nee neg nei nel nen neo ner neu ngb ngc nge ngg ngi ngl ngn ngo ngu nib nic nie nig nii nil nin nio nir niu nlb nlc nle nlg nli nll nln nlo nlr nlu nnb nnc nne nng nni nnl nnn nno nnu no- nob noc noe nog noi nol non noo nor nou nrb nrc nre nrg nri nrl nrn nro nrr nru nub nuc nue nug nui nul nun nuo nur nuu o-i ob- obb obc obe obg obi obl obn obo obr obu oc- ocb occ ocg oci ocl ocn oco ocr ocu oeb oec oee oeg oei oel oen oeo oer ogc oge ogg ogi ogl ogn ogo oib oic oie oii oil oin oio oir oiu olb olc ole olg oli oll oln olo olu on- onb onc one ong oni onl onn ono onr onu oo- oob ooc oog ooi ool oon ooo oor or- orb orc ore org ori orl orn oro orr oru ou- ouc oue oui oul oun ouo our rbb rbc rbe rbg rbi rbl rbn rbo rbr rbu rcb rcc rce rcg rci rcl rcn rco rcr rcu re- reb rec ree reg rei rel ren reo rer reu rgb rgc rge rgg rgi rgn rgo rgr rib ric rie rig rii ril rin rio rir rlc rle rlg rli rll rln rlo rlr rlu rnb rnc rng rni rnn rno rnr rnu rob roc roe rog roi rol ron roo ror rou rrb rrc rrg rri rrl rrn rrr rru rub ruc rue rug rui run ruo rur ruu ubb ubc ube ubg ubi ubl ubn ubo ubr ubu ucb ucc uce ucg uci ucl ucn uco ucr ucu ueb uec uee ueg uei uel uen uer ugb ugc uge ugg ugi ugl ugn ugo ugr ugu uib uic uie uig uii uil uin uio uir uiu ulb ulc ule ulg uli ull uln ulo ulr ulu un- unb unc une ung uni unl unn uno unr unu uob uoc uoe uog uol uon uoo uor ur- urb urc ure urg uri url urn uro urr uru uuc uue uug uun uur uuu