b-u bbb bbc bbd bbe bbg bbm bbu bcb bcc bcd bce bcg bcm bcu bdb bdc bdd bde bdg bdm bdu be- beb bec bed bee beg bem beu bgb bgc bgd bge bgg bgm bgu bmb bmc bmd bme bmg bmm bmu bub buc bud bue bug bum buu c-- cbb cbc cbd cbe cbg cbm cbu ccb ccc ccd cce ccg ccm ccu cdb cdc cdd cde cdg cdm cdu ce- ceb cec ced cee ceg cem ceu cgb cgc cgd cge cgg cgm cgu cmb cmc cmd cme cmg cmm cmu cub cuc cud cue cug cum cuu dbb dbc dbd dbe dbg dbm dbu dcb dcc dcd dce dcg dcm dcu ddb ddc ddd dde ddg ddm ddu de- deb dec ded dee deg dem deu dgc dgd dge dgg dgm dgu dmb dmc dmd dme dmg dmm dmu dub duc dud due dug dum ebb ebc ebd ebe ebg ebm ebu ec- ecb ecc ecd ece ecg ecm ecu ed- edb edc edd ede edg edm edu eeb eec eed eee eeg eem egb egc egd ege egg egm egu em- emb emc emd eme emg emm emu eu- eub euc eud eue eug g-d gbc gbd gbe gbg gbm gbu gcb gcc gcd gce gcg gcm gcu gdb gdc gdd gde gdm gdu ge- geb gec ged gee geg gem geu ggb ggc ggd ggg ggm ggu gmb gmc gmd gme gmg gmm gu- gub guc gud gue gug gum guu mbb mbc mbd mbe mbg mbm mbu mc- mcb mcc mcd mce mcg mcm mcu mdb mdc mdd mde mdg mdm mdu meb mec med mee meg mem meu mgb mgc mgd mge mgm mgu mmb mmc mmd mme mmg mmm mmu mub muc mud mue mug mum muu ubb ubc ube ubg ubu ucb ucc ucd uce ucg ucm ucu udb udc udd ude udg udm udu ueb uec ued uee ueg uem ugb ugc uge ugg ugm ugu um- umb umc umd ume umg umm umu uuc uue uug uum uuu