-er b-u bbb bbe bbg bbh bbi bbk bbl bbn bbr bbu be- beb bee beg beh bei bek bel ben ber beu bgb bge bgg bgh bgi bgk bgl bgn bgr bgu bhb bhe bhg bhh bhi bhk bhl bhr bhu bi- bib bie big bih bii bik bil bin bir biu bkb bke bkg bkk bkl bkn bkr blb ble blg blh bli blk bll bln blr blu bnb bne bng bni bnk bnl bnn bnr bnu brb bre brg brh bri brk brl brn brr bru bub bue bug buh bui buk bul bun bur buu ebb ebe ebg ebh ebi ebk ebl ebn ebr ebu eeb eee eeg eek eel een eer egb ege egg egh egi egl egn egr egu ehb ehe ehg ehh ehi ehl ehn ehr ehu eib eie eig eii eik eil ein eir eiu ekb eke ekg ekh eki ekl ekr eku elb ele elg elh eli elk ell eln elr elu en- enb ene eng enh eni enk enl enn enr enu erb ere erg erh eri erk erl ern err eru eu- eub eue eug eui eul eun eur gbe gbg gbh gbi gbk gbl gbn gbr gbu ge- geb gee geg geh gei gek gel gen ger geu ggb ggg ggh ggi ggn ggr ggu ghb ghe ghg ghh ghi ghl ghn ghr gib gie gig gih gii gik gil gin gir giu gkb gkh gkn glb gle glg glh gli glk gll gln glr glu gnb gne gni gnl gnn gnr gnu grb gre grg grh gri grk grl grn grr gru gu- gub gue gug gui guk gul gun gur guu h-i hbb hbe hbg hbh hbi hbk hbl hbn hbr hbu he- heb hee heg heh hei hek hel hen her heu hgb hge hgg hgh hgi hgk hgl hgn hgr hgu hhb hhe hhg hhh hhi hhk hhl hhn hhr hhu hib hie hig hih hii hik hil hin hir hiu hkb hkg hkh hki hkk hkl hkn hkr hku hlb hle hlg hlh hli hll hln hlr hlu hnb hne hng hnh hnk hnl hnn hnu hr- hrb hre hrg hrh hri hrk hrl hrn hrr hru hub hue hug huh hui huk hul hun hur huu ibb ibe ibg ibh ibi ibk ibl ibn ibr ibu ie- iee ieg iei iek iel ien ier igb ige igg igh igi igk igl ign igr igu ihb ihe ihg ihh ihi ihk ihl ihn ihr ihu iib iie iih iii iil iin iir iiu ikb ike iki ikk ikl ikr iku il- ilb ile ilg ilh ili ilk ill iln ilr ilu in- inb ine ing inh ini ink inl inn inr inu ir- irb ire irg iri irk irl irn irr iru iu- iub iue iug iui iur kbb kbe kbh kbi kbk kbl kbn kbr kbu ke- keb kee keg keh kei kek kel ken ker kgb kgh kgi kgl kgu khe khh khi khk khn khr khu kib kie kig kih kii kik kil kin kir kiu kkb kke kkh kki kkk kkl kkn kkr kku kl- klb klg klh kli klr klu kn- kne kng kni knk knl knn knr knu krg kri krk krl krn krr kru kub kue kug kuh kui kuk kul kun kur kuu lbb lbe lbg lbh lbi lbk lbl lbr lbu leb lee leg leh lei lek lel len ler leu lgb lge lgg lgh lgi lgk lgl lgn lgr lgu lhb lhh lhi lhk lhr lhu lib lie lig lih lii lik lil lin lir liu lkb lkg lkh lkl lkr llb lle llg lli llk lll lln llr llu lnb lne lng lnh lni lnk lnl lnn lnr lnu lrb lrg lrh lri lrk lrn lrr lru lub lue lug luh lui luk lul lun lur luu n-i nbb nbe nbg nbi nbk nbl nbn nbr nbu ne- neb nee neg neh nei nek nel nen ner neu ngb nge ngg ngh ngi ngk ngl ngn ngu nhb nhe nhg nhh nhi nhk nhl nhn nhr nhu nib nie nig nih nii nik nil nin nir niu nke nki nkk nkn nkr nku nlb nle nlg nlh nli nlk nll nln nlr nlu nnb nne nng nnh nni nnk nnl nnn nnu nrb nre nrg nri nrk nrl nrn nrr nru nub nue nug nuh nui nuk nul nun nur nuu rbb rbe rbg rbh rbi rbk rbl rbn rbr rbu re- reb ree reg reh rei rek rel ren rer reu rgb rge rgg rgh rgi rgk rgn rgr rh- rhb rhe rhg rhh rhi rhl rhn rhr rhu rib rie rig rih rii rik ril rin rir rkb rke rkg rkk rku rle rlg rlh rli rll rln rlr rlu rnb rng rnh rni rnn rnr rnu rrb rrg rrh rri rrk rrl rrn rrr rru rub rue rug ruh rui ruk run rur ruu ubb ube ubg ubh ubi ubk ubl ubn ubr ubu ueb uee ueg ueh uei uel uen uer ugb uge ugg ugh ugi ugk ugl ugn ugr ugu uhb uhe uhh uhi uhl uhr uhu uib uie uig uii uil uin uir uiu ukb uke uki ukk ukl ukn ukr uku ulb ule ulg uli ulk ull uln ulr ulu un- unb une ung unh uni unk unl unn unr unu ur- urb ure urg uri urk url urn urr uru uue uug uun uur uuu