b-u bbb bbi bbm bbo bbr bbt bbu bby bi- bib bii bim bio bir bit biu biy bmb bmi bmm bmo bmr bmt bmu bob boi bom boo bor bot bou boy brb bri brm bro brr brt bru bry btb bti btm bto btr btt btu bty bub bui bum buo bur but buu buy by- byi bym byo byr byt byu ibb ibi ibm ibo ibr ibt ibu iby iib iii iim iio iir iit iiu im- imb imi imm imo imt imu imy io- iob ioi iom ioo ior iot iou ir- irb iri irm iro irr irt iru iry itb iti itm ito itt itu ity iu- iub iui ium iur iut iym iyo iyr iyt iyy m-o m-r mbb mbi mbm mbo mbr mbt mbu mi- mib mii mim mio mir mit miu miy mmb mmi mmm mmo mmr mmt mmu mob moi mom moo mor mot mou moy mrb mri mrm mro mrr mrt mru mry mtb mti mtm mto mtr mtt mtu mub mui mum mur mut muu muy my- myb mym myo myr myt myu o-i ob- obb obi obm obo obr obt obu oby oib oii oim oio oir oit oiu om- omb omi omm omo omr omt omu omy oo- oob ooi oom ooo oor oot or- orb ori orm oro orr ort oru ory ot- otb oti otm oto otr ott otu ou- oui oum ouo our out oyi oyo rbb rbi rbm rbo rbr rbt rbu rib rii rim rio rir rit riy rmb rmi rmm rmo rmr rmt rob roi rom roo ror rot rou roy rrb rri rrm rrr rrt rru rtb rti rtm rto rtr rtt rtu rty rub rui rum ruo rur rut ruu ruy ry- rym ryo ryr ryu ryy tbb tbi tbm tbo tbr tbt tbu tib tii tim tio tir tit tiu tiy tmb tmi tmm tmo tmr tmt tmu tmy to- tob toi tom too tor tot tou toy trb tri trm tro trr trt tru try ttb tti ttm tto ttr ttt ttu tty tub tui tum tuo tur tut tuu tuy tym tyo tyr tyt ubb ubi ubo ubr ubt ubu uby uib uii uim uio uir uit uiu um- umb umi umm umo umr umt umu uob uom uoo uor uot ur- urb uri urm uro urr urt uru ury utb uti utm uto utr utt utu uty uum uur uut uuu uyi uyo uyu ybi ybm ybr yby yii yim yio yir yit ymi ymm ymo ymt yob yoi yom yoo yor yot you yoy yro yrt yru ytm yto ytr ytt ytu yui yum yuo yur yut yuu yuy yyb yyt yyu yyy

bbbb bboy bbyo bibb bibi bibo bimo bio- bioi biot biou birb biri biro birr birt biru biry bito bitt bitu bmir bmmi bobb bobi bobo bobu boby boi- boii boim boit boiu bomb bomi bomt bomu bomy boob boom boor boot bor- bori borm boro borr bort boru bory botb boti boto bott boty boum bour bout bouy boyi boyo brim brio brit brob brom broo bror brot brou brrm brrr brum brut bry- bryo btob btor btrt btry bttb bubb bubi bubo bubu buir buit buiu bum- bumb buoy bur- burb buri burm buro burr burt buru bury but- buti buto butt buty buyi buyo buyu byit byob byoi byrt i-by ibbm ibim ibot ibri ibro ibtb ibuy ibyi iiii iiio iiit iioi iioo iitm iitr iitt iium imbi imir imit immi immo immt immy imou imri imro imrr imto iobi ioby ioii ioio ioit iomo iooi iooo iori ioto irbm irby iri- irio iriy irmo irob irri irti itby itim itmo itoi itoo itor itou itri itry itto itty itum itur itym iuiu iuty mbim mbio mbou miii miio miit mim- mimi mimo mimy mio- miri miro mirr mirt miru miry mit- mitb miti mitm mito mitt mitu mity miui miyu mmii mmmm mmor mmyy mobb mobi mobo moby moii moio moir moit momi momo momu momy moob moor moot morb mori moro mort moru mory motb moti motm moto mott motu moty mour mout mouy moyo moyu mrbb mrbm mrtm mrtt mtbo mtom mtor mtrr mttr mubi mubo muir muit mumm mumo mumu mumy muri muro murr murt muru mury muti muto mutt mutu muut mybb mybi myi- myir myit mymy myo- myob myot myro myrr myrt myry myto obbo obby obit oboi obor obot oboy obri obro oiii oimb oirt oiry oiti oium ombo ombu omim omio omit omo- omoi omoo omor omri omro omuo omyt oobi ooby oooo oort oory ootb ooty orbb orbi orbo orbu orby ori- orio orit ormo ormy oro- orom oror orot oroy orri orro orry orto orub orum otit oto- otoo otor otoy otro otry otti otto ottu otur otyr ouii ouir ouit oumi our- ouro ourt out- outb outi outo outy ouu- ouyr oyou oyri rbbb rbbr rib- ribo ribu riby rimi rimm rimo rimu rimy riom riot riou riri riti rito ritt ritu riyo rmtu rob- robb robi robo robt robu roby roio roir roit roiu romb romi romm romo romy roob rooi room roor root rori roro rort roru rory roti roto rotr rott roty roub roum rout rouy royt rrrr rrum rtmi rubb rubi rubu ruby ruit rumb rumi rumm rumo rumt rumy ruoy ruri ruro ruru ruti ruto rutt rutu ruty ruyi ryim ryob ryot rytt ryyt t-mo tbit tbrb tibi tibu tiit tiiu timi timm timo timu tiou tirb tiri tiro tirr tiru tiry titi tito titt titu tium tiyi tiyo tmbr tmou tmro tmtt to-y tobi tobo tobt tobu toby toit tomb tomi tomm tomo tomt tomy toom toor toot tori torm toro torr tort toru tory toti totm toto totr tott toty toui toum tour tout toyb toym toyo toyt tri- trib trim trio trit trmb trmi trmu troi trom troo trot trou troy trtr trub trut truu try- tryb trym tryo ttbb ttim ttoy tttt tubb tubo tubr tubu tuim tuit