bbb bbe bbh bbn bbs be- beb bee beh ben bes bhb bhe bhh bhs bnb bne bnn bns bsb bse bsh bsn bss ebb ebe ebh ebn ebs eeb eee een ees ehb ehe ehh ehn ehs en- enb ene enh enn ens es- esb ese esh esn ess hbb hbe hbh hbn hbs he- heb hee heh hen hes hhb hhe hhh hhn hhs hnb hne hnh hnn hns hsb hse hsh hsn hss nbb nbe nbn nbs ne- neb nee neh nen nes nhb nhe nhh nhn nhs nnb nne nnh nnn nns nsb nse nsh nsn nss sbb sbe sbh sbn sbs se- seb see seh sen ses sh- shb she shh shn shs snb sne snn sns ss- ssb sse ssh ssn sss