-er bbb bbd bbe bbh bbk bbo bbr bbs bdb bdd bde bdh bdk bdo bdr bds be- beb bed bee beh bek beo ber bes bhb bhd bhe bhh bhk bho bhr bhs bkb bke bkk bko bkr bks bob bod boe boh bok boo bor bos brb brd bre brh brk bro brr brs bsb bsd bse bsh bsk bso bsr bss dbb dbd dbe dbh dbk dbo dbr dbs ddb ddd dde ddh ddk ddo ddr dds de- deb ded dee deh dek deo der des dh- dhb dhd dhe dhh dhk dho dhr dhs dkb dke dkk dko dkr dks dob dod doe doh dok doo dor dos drb drd dre drk dro drr drs dsb dsd dse dsh dsk dso dsr dss ebb ebd ebe ebh ebk ebo ebr ebs ed- edb edd ede edh edk edo edr eds eeb eed eee eek eeo eer ees ehb ehd ehe ehh eho ehr ehs ekb ekd eke ekh eko ekr eks eo- eob eod eoe eoh eok eoo eor eos erb erd ere erh erk ero err ers es- esb esd ese esh esk eso esr ess hbb hbd hbe hbh hbk hbo hbr hbs hdb hdd hde hdh hdk hdo hdr hds he- heb hed hee heh hek heo her hes hhb hhd hhe hhh hhk hho hhr hhs hkb hkd hkh hkk hko hkr hks hob hod hoe hoh hok hoo hor hos hr- hrb hrd hre hrh hrk hro hrr hrs hsb hsd hse hsh hsk hsr hss kbb kbd kbe kbh kbk kbo kbr kbs kdb kde kdh kdk kdo kdr kds ke- keb ked kee keh kek keo ker kes khe khh khk kho khr khs kkb kke kkh kkk kkr kks kob kod koe koh kok koo kor kos krd krk kro krr krs ksb ksd kse ksh ksk kso ksr kss ob- obb obd obe obh obk obo obr obs odb odd ode odh odo odr ods oeb oed oee oeh oeo oer oes ohd ohe ohh oho ohr ohs okb okd oke okk oko okr oks oo- oob ood ooh ook ooo oor oos or- orb ord ore orh ork oro orr ors os- osb osd ose osh osk oso osr oss rbb rbd rbe rbh rbk rbo rbr rbs rdb rdd rde rdh rdo rdr rds re- reb red ree reh rek reo rer res rh- rhb rhd rhe rhh rho rhr rhs rkb rke rkk rko rks rob rod roe roh rok roo ror ros rrb rrd rrh rrk rrr rrs rsb rsd rse rsh rsk rso rsr rss sbb sbd sbe sbh sbk sbo sbr sbs sdb sdd sde sdh sdk sdo sdr sds se- seb sed see seh sek seo ser ses sh- shb shd she shh shk sho shr shs sk- skb skd ske skh skk sko skr sks sob sod soe soh sok soo sor sos sr- srb srd sre srh srk sro srr srs ss- ssb ssd sse ssh ssk sso ssr sss

-ose bbbb bbbs bbdd bbdo bbeb bbhs bd-r bddh bdes bdhs bdos bdsd bebb bebe bebo bede bedo beds beeb beed beek beer bees behr behs beke beko beks beo- beod beok beor beos berd bere berk bero berr bers bes- bese besh besk beso bess bher bhhs bhor bkhs bobb bobe bobo bobs bodb bode bodh bodo bods boee boeo boer boes bohd boho bohr bohs boke boko boks boob bood booe booh book boor boos bor- bord bore borh bork boro borr bors bose bosh bosk boso boss brdo brds breb bred bree brek breo brer bres brhs brkb brob brod broe broh brok broo bror bros brrr brrs brsb brsr bsbd bseb bsed bsee bser bses bshs bsod bsos bsrd bssd bsse d-bo dbhs dbos dbrs dbss dddd ddes ddre ddss debe debs dedd dede dedo deeb deed deek deer dees dek- deke dekh deks deor deos der- derb dere derk dero derr ders des- dese desh desk deso dess dhed dhee dher dhod dhor dksh dobb dobe dobs dod- dodd dode dodo dods doek doer does dohr dohs doke doko doob dood dook door doos dord dore dork doro dorr dors dose dosh dosk doso doss dred dree dreh drek dres drhs drob drod droh drrs dsdr dshk dshs dsos dsrr ebbo ebbr ebbs ebed eber ebes ebhs eboe eboo ebor ebos ebro edde eddo edds ede- edeh eder edes edhs edod edos edss eede eeee eees eehs eeke eeks eero eers eese eesk ehdd eheh eher ehhs ehre ekeb eked ekek eker ekes ekho ekhs ekos eode eoes eore erbb erbe erde erds ereb ered erer eres erhs erke erks erob erod eroe eroo eros erre erro errs erse ersh erso esbo esbs esds esee esek eseo eser eses eshs eske esko esks eso- esok esos esrd esse essh esso hbbs hbds hbes hbhs hbos hbrs hbss hdbk hdhs hdod hdos hdss hebb hebe hebo hebr hedd hede hedo heds heeb heed heek heer hees hehe heho hehs heke heor herb herd here herk hero herr hers hesh hess hhds hhhh hhhs hkse hobe hobo hobs hode hodh hodk hodr hods hoed hoek hoer hoes hohe hoho hoke hoko hoks hood hooe hook hoor hoos hord hore hork horo horr hors hose hosh hoss hree hrhs hrob hrod hros hrso hsed hses hshs hsob hsse k-os kbbb kbbd kbbe kbbk kbbo kbbr kbbs kbdb kbde kbdo kbdr kbds kbeb kbed kbee kbeh kbek kbeo kber kbes kbhb kbhe kbhh kbhr kbhs kbkb kbkk kbko kbkr kbob kbod kboe kbok kboo kbos kbrb kbrd kbre kbrh kbrk kbro kbsb kbsk kbso kbsr kbss kdbb kdbr kdbs kddb kddd kddk kddr kdeb kdkb kdkd kdkk kdko kdkr kdoe kdok kdrb kdro kdrs kdsd kdsk kdsr kdss kebb kebe kebr kedb kedd kede kedo kedr keds keed keeh keek keer kees kehk kehr kehs kekb keke keko keks keok keos ker- kerb kere kerk kero kerr kers kesb kesd kesh kesk keso kesr kess khbd khbr