b-u bbb bbi bbm bbn bbo bbr bbs bbt bbu bby bi- bib bii bim bin bio bir bis bit biu biy bmb bmi bmm bmn bmo bmr bms bmt bmu bnb bni bnn bno bnr bns bnt bnu bob boi bom bon boo bor bos bot bou boy brb bri brm brn bro brr brs brt bru bry bsb bsi bsm bsn bso bsr bss bst bsu bsy btb bti btm btn bto btr bts btt btu bty bub bui bum bun buo bur bus but buu buy by- byi bym byn byo byr bys byt byu ibb ibi ibm ibn ibo ibr ibs ibt ibu iby iib iii iim iin iio iir iis iit iiu im- imb imi imm imn imo ims imt imu imy in- inb ini inm inn ino inr ins int inu iny io- iob ioi iom ion ioo ior ios iot iou ir- irb iri irm irn iro irr irs irt iru iry is- isb isi ism isn iso isr iss ist isu isy itb iti itm itn ito its itt itu ity iu- iub iui ium iur ius iut iym iyo iyr iys iyt iyy m-o m-r mbb mbi mbm mbo mbr mbs mbt mbu mi- mib mii mim min mio mir mis mit miu miy mmb mmi mmm mmn mmo mmr mms mmt mmu mnb mni mnm mnn mno mnr mns mnt mnu mob moi mom mon moo mor mos mot mou moy mrb mri mrm mrn mro mrr mrs mrt mru mry msb msi msm msn mso msr mss mst msu msy mtb mti mtm mtn mto mtr mts mtt mtu mub mui mum mun mur mus mut muu muy my- myb mym myn myo myr mys myt myu n-i nbb nbi nbm nbn nbo nbr nbs nbt nbu nib nii nim nin nio nir nis nit niu nmb nmi nmm nmn nmo nmr nms nmt nmu nnb nni nnm nnn nno nns nnt nnu no- nob noi nom non noo nor nos not nou noy nrb nri nrm nrn nro nrr nrs nrt nru nry nsb nsi nsm nsn nso nsr nss nst nsu nsy ntb nti ntm ntn nto ntr nts ntt ntu nub nui num nun nuo nur nus nut nuu nuy nym nyn nyo nys nyt nyu nyy o-i ob- obb obi obm obn obo obr obs obt obu oby oib oii oim oin oio oir ois oit oiu om- omb omi omm omn omo omr oms omt omu omy on- onb oni onn ono onr ons ont onu ony oo- oob ooi oom oon ooo oor oos oot or- orb ori orm orn oro orr ors ort oru ory os- osb osi osm osn oso osr oss ost osu ot- otb oti otm otn oto otr ots ott otu ou- oui oum oun ouo our ous out oyi oyo oys rbb rbi rbm rbn rbo rbr rbs rbt rbu rib rii rim rin rio rir ris rit riy rmb rmi rmm rmn rmo rmr rms rmt rnb rni rnm rnn rno rnr rns rnt rnu rny rob roi rom ron roo ror ros rot rou roy rrb rri rrm rrn rrr rrs rrt rru rsb rsi rsm rsn rso rsr rss rst rsu rtb rti rtm rtn rto rtr rts rtt rtu rty rub rui rum run ruo rur rus rut ruu ruy ry- rym ryn ryo ryr rys ryu ryy sbb sbi sbm sbn sbo sbr sbs sbt sbu sby sib sii sim sin sio sir sis sit siu smb smi smm smn smo smr sms smt smu smy snb sni snm snn sno snr sns snt snu sny sob soi som son soo sor sos sot sou soy sr- srb sri srm srn sro srr srs srt sry ss- ssb ssi ssm ssn sso ssr sss sst ssu stb sti stm stn sto str sts stt stu sty sub sui sum sun suo sur sus sut suu suy sy- syb syi sym syn syr sys syt syu tbb tbi tbm tbn tbo tbr tbs tbt tbu tib tii tim tin tio tir tis tit tiu tiy tmb tmi tmm tmn tmo tmr tms tmt tmu tmy tnb tni tnm tnn tno tnr tns tnt to- tob toi tom ton too tor tos tot tou toy trb tri trm trn tro trr trs trt tru try tsb tsi tsm tsn tso tsr tss tst tsu tsy ttb tti ttm ttn tto ttr tts ttt ttu tty tub tui tum tun tuo tur tus tut tuu tuy tym tyn tyo tyr tys tyt ubb ubi ubn ubo ubr ubs ubt ubu uby uib uii uim uin uio uir uis uit uiu um- umb umi umm umn umo umr ums umt umu un- unb uni unm unn uno unr uns unt unu uny uob uom uon uoo uor uos uot ur- urb uri urm urn uro urr urs urt uru ury usb usi usm usn uso usr uss ust usu utb uti utm utn uto utr uts utt utu uty uum uun uur uus uut uuu uyi uyo uys uyu ybi ybm ybr ybs yby yii yim yin yio yir yis yit ymi ymm ymo yms ymt ynn yns ynu yny yob yoi yom yon yoo yor yos yot you yoy yrn yro yrs yrt yru ysb ysi ysm yso ysr yss yst ysu ysy ytm ytn yto ytr yts ytt ytu yui yum yun yuo yur yus yut yuu yuy yyb yys yyt yyu yyy