bbb bbe bbh bbo bbq bbs be- beb bee beh beo beq bes bhb bhe bhh bho bhq bhs bob boe boh boo boq bos bqe bsb bse bsh bso bss ebb ebe ebh ebo ebq ebs eeb eee eeo ees ehb ehe ehh eho ehs eo- eob eoe eoh eoo eoq eos eqe eqq eqs es- esb ese esh eso esq ess hbb hbe hbh hbo hbs he- heb hee heh heo hes hhb hhe hhh hho hhs hob hoe hoh hoo hos hqs hsb hse hsh hsq hss ob- obb obe obh obo obs oeb oee oeh oeo oes ohe ohh oho ohq ohs oo- oob ooh ooo oos oqb oqo os- osb ose osh oso osq oss qbe qbq qbs qee qeh qeo qhs qoo qos qqq qso sbb sbe sbh sbo sbq sbs se- seb see seh seo seq ses sh- shb she shh sho shs sob soe soh soo soq sos sqq sqs ss- ssb sse ssh sso ssq sss