b-u bbb bbe bbh bbl bbn bbu be- beb bee beh bel ben beu bhb bhe bhh bhl bhu blb ble blh bll bln blu bnb bne bnl bnn bnu bub bue buh bul bun buu ebb ebe ebh ebl ebn ebu eeb eee eel een ehb ehe ehh ehl ehn ehu elb ele elh ell eln elu en- enb ene enh enl enn enu eu- eub eue eul eun hbb hbe hbh hbl hbn hbu he- heb hee heh hel hen heu hhb hhe hhh hhl hhn hhu hlb hle hlh hll hln hlu hnb hne hnh hnl hnn hnu hub hue huh hul hun huu lbb lbe lbh lbl lbu leb lee leh lel len leu lhb lhh lhu llb lle lll lln llu lnb lne lnh lnl lnn lnu lub lue luh lul lun luu nbb nbe nbl nbn nbu ne- neb nee neh nel nen neu nhb nhe nhh nhl nhn nhu nlb nle nlh nll nln nlu nnb nne nnh nnl nnn nnu nub nue nuh nul nun nuu ubb ube ubh ubl ubn ubu ueb uee ueh uel uen uhb uhe uhh uhl uhu ulb ule ull uln ulu un- unb une unh unl unn unu uue uun uuu