b-u bbb bbi bbm bbo bbr bbt bbu bi- bib bii bim bio bir bit biu bmb bmi bmm bmo bmr bmt bmu bob boi bom boo bor bot bou brb bri brm bro brr brt bru btb bti btm bto btr btt btu bub bui bum buo bur but buu ibb ibi ibm ibo ibr ibt ibu iib iii iim iio iir iit iiu im- imb imi imm imo imt imu io- iob ioi iom ioo ior iot iou ir- irb iri irm iro irr irt iru itb iti itm ito itt itu iu- iub iui ium iur iut m-o m-r mbb mbi mbm mbo mbr mbt mbu mi- mib mii mim mio mir mit miu mmb mmi mmm mmo mmr mmt mmu mob moi mom moo mor mot mou mrb mri mrm mro mrr mrt mru mtb mti mtm mto mtr mtt mtu mub mui mum mur mut muu o-i ob- obb obi obm obo obr obt obu oib oii oim oio oir oit oiu om- omb omi omm omo omr omt omu oo- oob ooi oom ooo oor oot or- orb ori orm oro orr ort oru ot- otb oti otm oto otr ott otu ou- oui oum ouo our out rbb rbi rbm rbo rbr rbt rbu rib rii rim rio rir rit rmb rmi rmm rmo rmr rmt rob roi rom roo ror rot rou rrb rri rrm rrr rrt rru rtb rti rtm rto rtr rtt rtu rub rui rum ruo rur rut ruu tbb tbi tbm tbo tbr tbt tbu tib tii tim tio tir tit tiu tmb tmi tmm tmo tmr tmt tmu to- tob toi tom too tor tot tou trb tri trm tro trr trt tru ttb tti ttm tto ttr ttt ttu tub tui tum tuo tur tut tuu ubb ubi ubo ubr ubt ubu 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 utb uti utm uto utr utt utu uum uur uut uuu

bbbb bibb bibi bibo bimo bio- bioi biot biou birb biri biro birr birt biru bito bitt bitu bmir bmmi bobb bobi bobo bobu boi- boii boim boit boiu bomb bomi bomt bomu boob boom boor boot bor- bori borm boro borr bort boru botb boti boto bott boum bour bout brim brio brit brob brom broo bror brot brou brrm brrr brum brut btob btor btrt bttb bubb bubi bubo bubu buir buit buiu bum- bumb bur- burb buri burm buro burr burt buru but- buti buto butt ibbm ibim ibot ibri ibro ibtb iiii iiio iiit iioi iioo iitm iitr iitt iium imbi imir imit immi immo immt imou imri imro imrr imto iobi ioii ioio ioit iomo iooi iooo iori ioto irbm iri- irio irmo irob irri irti itim itmo itoi itoo itor itou itri itto itum itur iuiu mbim mbio mbou miii miio miit mim- mimi mimo mio- miri miro mirr mirt miru mit- mitb miti mitm mito mitt mitu miui mmii mmmm mmor mobb mobi mobo moii moio moir moit momi momo momu moob moor moot morb mori moro mort moru motb moti motm moto mott motu mour mout mrbb mrbm mrtm mrtt mtbo mtom mtor mtrr mttr mubi mubo muir muit mumm mumo mumu muri muro murr murt muru muti muto mutt mutu muut obbo obit oboi obor obot obri obro oiii oimb oirt oiti oium ombo ombu omim omio omit omo- omoi omoo omor omri omro omuo oobi oooo oort ootb orbb orbi orbo orbu ori- orio orit ormo oro- orom oror orot orri orro orto orub orum otit oto- otoo otor otro otti otto ottu otur ouii ouir ouit oumi our- ouro ourt out- outb outi outo ouu- rbbb rbbr rib- ribo ribu rimi rimm rimo rimu riom riot riou riri riti rito ritt ritu rmtu rob- robb robi robo robt robu roio roir roit roiu romb romi romm romo roob rooi room roor root rori roro rort roru roti roto rotr rott roub roum rout rrrr rrum rtmi rubb rubi rubu ruit rumb rumi rumm rumo rumt ruri ruro ruru ruti ruto rutt rutu t-mo tbit tbrb tibi tibu tiit tiiu timi timm timo timu tiou tirb tiri tiro tirr tiru titi tito titt titu tium tmbr tmou tmro tmtt tobi tobo tobt tobu toit tomb tomi tomm tomo tomt toom toor toot tori torm toro torr tort toru toti totm toto totr tott toui toum tour tout tri- trib trim trio trit trmb trmi trmu troi trom troo trot trou trtr trub trut truu ttbb ttim tttt tubb tubo tubr tubu tuim tuit tuiu tumb tumi tumu tuor turb turi turm turo turr turt turu tuti tuto tutt tutu tuum tuuo ubbi ubbo ubii ubir ubit uirr umb- umbi umbo umit ummo umor umri umut uomo uor- urbi urib urim uriu urmi uro- urom uroo urri urum urur urut utmb utor utri utti utto uttu uuri uuuu

bibbo bibio bibri bimbo birmi birou birum birur bitit bitru bitti bitto bmiii bo-bo bobbi bobr bobri boiro boito bombo booit boomb boort booru borbo borim borio bormo boro- borom boroo borot borou borro borum borut botom botou botro botti bottu bouri bouto brimm brimo briot briou brito britt brmmm brobo brom- bromo broom broto brout brrrr bruit bruiu brumm bruri btr-t bumbo bumbu burim burio buroo burri burro burru burtt burut butit buto- butor butot butou butuo butut buumi i-bot i-m-r ibbur ibibo iiiii iitti imito immit imoto imout imtoo iobit iommi ioooi ioooo iorio iotit iotti irbit irimi irobo irori irour irrit itbit itobi itour itout ittoo ittti itu-r itu-t ituri ituro ituru itutu mbiri mbori mboro mburu mbuti mi-mi mibor mimbo mimio mimir mimmi mimo- miour mirim mirri mirti mirto mitim mito- mitom mitro mitti mitui mmiii mmmmm mobor mobot mobro mombi mombo mombu momir momoi momot moooi moori mooro mooti mooto morbi morbo morib morio mormo moroi moror morou morro morti morum morut motir