b-u bbb bbd bbi bbk bbn bbr bbs bbu bdb bdd bdi bdk bdr bds bdu bi- bib bid bii bik bin bir bis biu bkb bkk bkn bkr bks bnb bnd bni bnk bnn bnr bns bnu brb brd bri brk brn brr brs bru bsb bsd bsi bsk bsn bsr bss bsu bub bud bui buk bun bur bus buu dbb dbd dbi dbk dbn dbr dbs dbu ddb ddd ddi ddk ddn ddr dds ddu di- dib did dii dik din dir dis diu dkb dki dkk dkr dks dku dnb dnd dni dnk dnn dnr dns drb drd dri drk drn drr drs dru dsb dsd dsi dsk dsn dsr dss dsu dub dud dui duk dun dur dus i-d ibb ibd ibi ibk ibn ibr ibs ibu idb idd idi idk idn idr ids idu iib iid iii iin iir iis iiu ikb iki ikk ikr iks iku in- inb ind ini ink inn inr ins inu ir- irb ird iri irk irn irr irs iru is- isb isd isi isk isn isr iss isu iu- iub iud iui iur ius kbb kbd kbi kbk kbn kbr kbs kbu kdb kdk kdr kds kdu kib kid kii kik kin kir kis kiu kkb kki kkk kkn kkr kks kku kn- knd kni knk knn knr knu krd kri krk krn krr krs kru ksb ksd ksi ksk ksn ksr kss ksu kub kud kui kuk kun kur kus kuu n-i nbb nbd nbi nbk nbn nbr nbs nbu ndb ndd ndi ndk ndn ndr nds ndu nib nid nii nik nin nir nis niu nki nkk nkn nkr nks nku nnb nni nnk nnn nns nnu nrb nrd nri nrk nrn nrr nrs nru nsb nsd nsi nsk nsn nsr nss nsu nub nud nui nuk nun nur nus nuu rbb rbd rbi rbk rbn rbr rbs rbu rdb rdd rdi rdn rdr rds rdu rib rid rii rik rin rir ris rkb rkk rks rku rnb rnd rni rnn rnr rns rnu rrb rrd rri rrk rrn rrr rrs rru rsb rsd rsi rsk rsn rsr rss rsu rub rud rui ruk run rur rus ruu sbb sbd sbi sbk sbn sbr sbs sbu sdb sdd sdi sdk sdn sdr sds sdu sib sid sii sik sin sir sis siu sk- skb skd ski skk skr sks sku snb snd sni snk snn snr sns snu sr- srb srd sri srk srn srr srs ss- ssb ssd ssi ssk ssn ssr sss ssu sub sud sui suk sun sur sus suu ubb ubi ubk ubn ubr ubs ubu udb udd udi udk udn udr uds udu uib uid uii uin uir uis uiu ukb uki ukk ukn ukr uku un- unb und uni unk unn unr uns unu ur- urb urd uri urk urn urr urs uru usb usd usi usk usn usr uss usu uun uur uus uuu

-nik bbbb bbbs bbdd bbin bd-r bdii bdin bdsd bibb bibi bibs bidi bidr bids bidu biin biis biku bin- bind bini bink binn bins binu birb bird biri birk birn birr birs biru bis- bisd bisk biss bisu bnib bnin bnrr bnss brds brid brik brin bris brkb brns brrr brrs brsb brsr brud brun brus bsbd bsin bsnd bsns bsrd bssd bubb bubi bubs bubu budb budd budi buds budu buid buik buin buir buis buiu buki bukk buku bunb bund buni bunk bunn buns bunu bur- burb burd buri burk burn burr burs buru busi busk buss busu buus dbrn dbrs dbss dbus dddd ddss ddub dibb dibs didi dids didu diii diis diki diku din- dini dink dinn dins dinu dird dirk dirr dirs dis- disd disi disk diss dius dkid dnis dnuk dnus drib drin drrs drub drui druk drus druu dsdr dsri dsrr dssi dssn dub- dubb dubs dubu dudd duds dudu duid duin duir duis duki duku dunk dunn duns duri durk durn duru dusi dusk duur ibid ibis ibns ibrd ibri ibsn ibss ibus idid idin idir idis idku idss idub idun idus iiii iiis iirs iisd iisi iisr iisu ikid ikin ikki ikri iksu inbd ind- indi inds indu inid inis inkd inki inks inni innr inns innu inri inrs inss insu inui inuk inun inus irds iri- irid irin iris irki irks irri irrs irun irus isbd isbn isdb isdn isds isin isis isku isri issi issr isss issu isus iuds iuiu iusd iuss k-id kbbb kbbd kbbi kbbk kbbr kbbs kbbu kbdb kbdi kbdn kbdr kbds kbib kbid kbik kbis kbiu kbkb kbkk kbkr kbnd kbnn kbnr kbnu kbrb kbrd kbri kbrk kbrn kbru kbsb kbsi kbsk kbsn kbsr kbss kbsu kbub kbud kbuk kbun kbur kbus kbuu kdbb kdbi kdbn kdbr kdbs kddb kddd kddi kddk kddr kdis kdkb kdkd kdkk kdkn kdkr kdnd kdni kdnk kdnn kdnr kdns kdrb kdri kdrs kdsd kdsk kdsn kdsr kdss kdsu kdub kdun kdur kdus kibb kibi kibr kibs kibu kidb kidd kidi kidk kidr kids kidu kiid kiii kiik kiis kiiu kikd kiki kikk kikr kiku kin- kinb kind kini kink kinn kins kinu kirb kiri kirk kirn kirr kirs kiru kisd kisi kisk kisn kisr kiss kisu kiun kiur kiuu kkbb kkbd kkbi kkbn kkbr kkbs kkdd kkid kkik kkin kkkk kknb kknd kkni kknn kkns kknu kkrb kkrk kkrn kkrr kkrs kksd kksi kksn kksr kkss kksu kkus kkuu knbb knbn knbr knbu kndb kndd kndi kndk kndn kndr kndu knib knid knik knin knir knis knki knkk knnb knnd knnk knnr knns knrb knrk knrs knsb knsd knsi knsk knsn knsr knss knsu knub knud knui knuk knur knus krbb krbd krbi krbk krbr krdd krdr krds krdu krib krid krik krin kris krkd krki krkk krkn krkr krks krku krnb krnd krni krnk krnn krnu krrb krri krrk krrn krrr krrs krsd krsk krsn krsr krss krsu krui kruk krun krur ksbi ksbn ksbr ksbs ksdi ksdk ksdn ksdr ksds ksib ksid ksii ksik ksir ksis kskb kskd kskk kskn kskr