b-u bbb bbc bbd bbe bbh bbl bbm bbn bbu bcb bcc bcd bce bch bcl bcm bcn bcu bdb bdc bdd bde bdh bdl bdm bdu be- beb bec bed bee beh bel bem ben beu bhb bhc bhd bhe bhh bhl bhm bhu blb blc bld ble blh bll blm bln blu bmb bmc bmd bme bmh bml bmm bmn bmu bnb bnc bnd bne bnl bnn bnu bub buc bud bue buh bul bum bun buu c-- cbb cbc cbd cbe cbh cbl cbm cbn cbu ccb ccc ccd cce cch ccl ccm ccn ccu cdb cdc cdd cde cdh cdl cdm cdn cdu ce- ceb cec ced cee ceh cel cem cen ceu ch- chb chc chd che chh chl chm chn chu cl- clb clc cld cle clh cll clm cln clu cmb cmc cmd cme cmh cml cmm cmn cmu cn- cnb cnc cnd cne cnh cnl cnm cnn cnu cub cuc cud cue cuh cul cum cun cuu dbb dbc dbd dbe dbh dbl dbm dbn dbu dcb dcc dcd dce dcl dcm dcn dcu ddb ddc ddd dde ddh ddl ddm ddn ddu de- deb dec ded dee deh del dem den deu dh- dhb dhc dhd dhe dhh dhl dhm dhu dl- dlb dlc dld dle dlh dll dlm dlu dmb dmc dmd dme dmh dml dmm dmn dmu dnb dnc dnd dne dnh dnl dnm dnn dub duc dud due duh dul dum dun ebb ebc ebd ebe ebh ebl ebm ebn ebu ec- ecb ecc ecd ece ech ecl ecm ecn ecu ed- edb edc edd ede edh edl edm edn edu eeb eec eed eee eel eem een ehb ehc ehd ehe ehh ehl ehm ehn ehu elb elc eld ele elh ell elm eln elu em- emb emc emd eme emh eml emm emn emu en- enb enc end ene enh enl enm enn enu eu- eub euc eud eue eul eun hbb hbc hbd hbe hbh hbl hbm hbn hbu hcb hcc hcd hce hch hcl hcm hcn hdb hdc hdd hde hdh hdl hdm hdn hdu he- heb hec hed hee heh hel hem hen heu hhb hhc hhd hhe hhh hhl hhm hhn hhu hlb hlc hld hle hlh hll hlm hln hlu hmb hmc hmd hme hmh hml hmm hmu hnb hnc hnd hne hnh hnl hnn hnu hub huc hud hue huh hul hum hun huu lbb lbc lbd lbe lbh lbl lbm lbu lcb lcc lcd lce lch lcl lcm lcn lcu ldb ldc ldd lde ldh ldl ldm ldn ldu leb lec led lee leh lel lem len leu lhb lhc lhd lhh lhu llb llc lld lle lll llm lln llu lmb lmc lmd lme lmh lml lmm lmn lmu lnb lnc lnd lne lnh lnl lnm lnn lnu lub luc lud lue luh lul lum lun luu mbb mbc mbd mbe mbh mbl mbm mbu mc- mcb mcc mcd mce mch mcl mcm mcn mcu mdb mdc mdd mde mdh mdl mdm mdn mdu meb mec med mee meh mel mem men meu mhc mhd mhh mhl mhm mhn mhu mlb mlc mld mle mlh mll mlm mln mlu mmb mmc mmd mme mmh mml mmm mmn mmu mnb mnc mne mnl mnm mnn mnu mub muc mud mue muh mul mum mun muu nbb nbc nbd nbe nbl nbm nbn nbu ncb ncc ncd nce nch ncl ncm ncn ncu ndb ndc ndd nde ndh ndl ndm ndn ndu ne- neb nec ned nee neh nel nem nen neu nhb nhc nhd nhe nhh nhl nhm nhn nhu nlb nlc nld nle nlh nll nlm nln nlu nmb nmc nmd nme nmh nml nmm nmn nmu nnb nnc nne nnh nnl nnm nnn nnu nub nuc nud nue nuh nul num nun nuu ubb ubc ube ubh ubl ubn ubu ucb ucc ucd uce uch ucl ucm ucn ucu udb udc udd ude udl udm udn udu ueb uec ued uee ueh uel uem uen uhb uhc uhd uhe uhh uhl uhm uhu ulb ulc uld ule ull ulm uln ulu um- umb umc umd ume umh uml umm umn umu un- unb unc und une unh unl unm unn unu uuc uue uum uun uuu

-ene bbbb bbch bbcm bbdd bbeb bblb bcbc bccc bccl bccm bcde bcec bchd bche bcnu bcuc bdbc bddc bddh bdle bebb bebe bech becu bede bedl bedu beeb beed beel beem been behm behn beld bele bell belm belu beme bemu bend bene benn benu bhcc bhdl bhel bhuu blcu bldc bleb bled blee bleh blem bleu blme blub blud blue blum bmce bmdb bmnh bnml bubb bube bubu bucc buce buch bucu budb budd bude budl budu buel buem buen bueu buhe buhl bulb buld bule bull bulu bum- bumb bunb bund bune bunn bunu c-cd cbbc cbcc cbce cbcl cbcm cbcn cbcu cbdb cbdc cbdn cbec cbee cbhl cblb cblc cbln cbme cbnd ccbc ccbn cccb cccc cccl cccm cccu ccdc ccdh ccdm ccdn cced ccee ccel cche cchl cclc cclm ccmb ccmc ccmd ccmm ccnb ccnc ccne ccnm ccnu ccuc cd-e cddb cddl cdec cdnb cdnc cebu cec- cece cecm cedd cede cedu ceeb ceec ceel ceem cehl cel- celc cele cell cemb ceme cemm cemu cen- cend cene chce chch chcm cheb chec ched chee cheh chel chem chen cheu chlc chln chmb chmc chml chmn chnb chnc chnl chnm chub chud chul chum chun clcd cldc clec cled clee clem cleu clmd club clud clue cluh clum clun cmbc cmcc cmdb cmec cmhc cmll cmmb cmmc cmml cmmn cmnh cnbc cnbl cnbm cndd cnel cub- cubb cube cucc cuce cucm cucn cude cued culb culc culd cule cull culm cum- cume cund cune dbcc dbnl dcbc dccb dccc dccl dccu dcdb dche dcml dcmu dddd ddlc ddub debe debu dec- decc decd dece decl dedd dede dedu deeb deed deel deem deen dehn dehu deld dele dell dem- demb demd deme demn demu dene denn