b-u bbb bbd bbh bbn bbo bbr bbs bbu bdb bdd bdh bdo bdr bds bdu bhb bhd bhh bho bhr bhs bhu bnb bnd bnn bno bnr bns bnu bob bod boh bon boo bor bos bou brb brd brh brn bro brr brs bru bsb bsd bsh bsn bso bsr bss bsu bub bud buh bun buo bur bus buu dbb dbd dbh dbn dbo dbr dbs dbu ddb ddd ddh ddn ddo ddr dds ddu dh- dhb dhd dhh dho dhr dhs dhu dnb dnd dnh dnn dno dnr dns dob dod doh don doo dor dos dou drb drd drn dro drr drs dru dsb dsd dsh dsn dso dsr dss dsu dub dud duh dun duo dur dus hbb hbd hbh hbn hbo hbr hbs hbu hdb hdd hdh hdn hdo hdr hds hdu hhb hhd hhh hhn hho hhr hhs hhu hnb hnd hnh hnn hno hns hnu hob hod hoh hon hoo hor hos hou hr- hrb hrd hrh hrn hro hrr hrs hru hsb hsd hsh hsn hsr hss hsu hub hud huh hun huo hur hus huu nbb nbd nbn nbo nbr nbs nbu ndb ndd ndh ndn ndo ndr nds ndu nhb nhd nhh nhn nhr nhs nhu nnb nnh nnn nno nns nnu no- nob nod noh non noo nor nos nou nrb nrd nrn nro nrr nrs nru nsb nsd nsh nsn nso nsr nss nsu nub nud nuh nun nuo nur nus nuu ob- obb obd obh obn obo obr obs obu odb odd odh odn odo odr ods odu ohd ohh ohn oho ohr ohs ohu on- onb ond onh onn ono onr ons onu oo- oob ood ooh oon ooo oor oos or- orb ord orh orn oro orr ors oru os- osb osd osh osn oso osr oss osu ou- oud ouh oun ouo our ous rbb rbd rbh rbn rbo rbr rbs rbu rdb rdd rdh rdn rdo rdr rds rdu rh- rhb rhd rhh rhn rho rhr rhs rhu rnb rnd rnh rnn rno rnr rns rnu rob rod roh ron roo ror ros rou rrb rrd rrh rrn rrr rrs rru rsb rsd rsh rsn rso rsr rss rsu rub rud ruh run ruo rur rus ruu sbb sbd sbh sbn sbo sbr sbs sbu sdb sdd sdh sdn sdo sdr sds sdu sh- shb shd shh shn sho shr shs shu snb snd snn sno snr sns snu sob sod soh son soo sor sos sou sr- srb srd srh srn sro srr srs ss- ssb ssd ssh ssn sso ssr sss ssu sub sud suh sun suo sur sus suu ubb ubh ubn ubo ubr ubs ubu udb udd udn udo udr uds udu uhb uhd uhh uho uhr uhs uhu un- unb und unh unn uno unr uns unu uob uod uon uoo uor uos ur- urb urd urn uro urr urs uru usb usd ush usn uso usr uss usu uun uur uus uuu

-hou -ous bbbb bbbs bbdd bbdo bbhs bd-r bddh bdhs bdos bdsd bhhs bhor bhur bhuu bnhs bnor bnrr bnss bobb bobo bobs bobu bodb bodh bodo bods bodu bohd bohn boho bohr bohs bohu bond bonn bono bons bonu boob bood booh boon boor boos bor- bord borh born boro borr bors boru bosh bosn boso boss bosu boud bouh boun bour bous brdo brds brhs brno brns brob brod broh bron broo bror bros brou brrr brrs brsb brsr brud bruh brun brus bsbd bshs bsnd bsns bsod bson bsos bsrd bssd bubb bubo bubs bubu budb budd budo buds budu buho buhr buhs bunb bund bunn buno buns bunu buon bur- burb burd burh burn buro burr burs buru bush buss busu buus d-bo dbhs dbos dbrn dbrs dbss dbus dddd ddss ddub dhod dhor dhrn dhun dhur dnhs dnus dobb dobs dobu dod- dodd dodo dods dohr dohs dond donn dono donr dons doob dood doon door doos dord dorn doro dorr dors doru dosh doso doss doub doud doun dour dous drhs drnh drno drob drod droh dron drou drrs drub drus druu dsdr dshs dsos dsrr dssn dub- dubb dubh dubs dubu dudd dudo duds dudu duhr duhs duhu dunn duno duns duo- duon duos durn duro duru dush duur hbbs hbds hbhs hbos hbrs hbss hdhs hdod hdos hdss hhds hhhh hhhs hhus hndd hnhs hobo hobs hodh hodr hods hohn hoho hond hono hons honu hood hoon hoor hoos hord horn horo horr hors hosh hoss houd hour hrdn hrhs hrob hrod hron hros hrso hrud hrun hshs hsob hson hsur hubb hubo hubs hudd hudo huds hudu huhn huhs huhu hund hunh huns huon huor huos hurd hurn huro hurr hurs huru hush huso huss huub huus nbbo nbhd nbhs nddb nddo ndhs ndor ndos ndss nhhs nhnn nhon nndb nnhs nnnn nnos nnss nobo nobs nobu nodo nods nodu nohn noho nohs non- nonn nono nons nonu noo- noob noon nooo noor noos nor- norb nord norn noro norr nors nos- nosh noss nosu nouh noun nour nous nrds nrhs nron nrrd nsbo nsds nshs nsnr nsos nsou nsrd nssb nsso nssr nsss nsub nubs nudd nudo nunn nuno nuns nuon nurd nurn nurr nurs nuru nush nuss nusu obbo obhs obon obor obos obrh obro obsd obsn obsr obss obuh obus odbo oddd odds odnb odoh odon odoo odor odos odou odso odur odus ohho ohhs ohno ohob ohoh ohos ohrn ohso ohss ohus ondo onno onod onon onor onos onso onur onus ooho oohs oons oooh oooo ooos oord oous orbb orbo orbs orbu ordn ordo ords ordu orhs orno orns oro- oron oror oros orro orrs orso orsu orub orus osho oshs oshu osno osnr osoo osor osos osrd osro ossb ossd osso ossu osun oubs oudh ouds oun- ound our- ourn ouro ours ousd ouu- rbbb rbbr rbbs rbds rbhs rboh rbsd rbss rdhs rdos rdso rhhs rhob rhod rhoh rhon rhos rhun rhus rnbr rnds rnod rnsh rob-