b-u bbb bbd bbi bbm bbo bbr bbt bbu bdb bdd bdi bdm bdo bdr bdt bdu bi- bib bid bii bim bio bir bit biu bmb bmd bmi bmm bmo bmr bmt bmu bob bod boi bom boo bor bot bou brb brd bri brm bro brr brt bru btb btd bti btm bto btr btt btu bub bud bui bum buo bur but buu dbb dbd dbi dbm dbo dbr dbt dbu ddb ddd ddi ddm ddo ddr ddt ddu di- dib did dii dim dio dir dit diu dmb dmd dmi dmm dmo dmr dmt dmu dob dod doi dom doo dor dot dou drb drd dri drm dro drr drt dru dtb dtd dti dtm dto dtr dtt dtu dub dud dui dum duo dur dut i-d ibb ibd ibi ibm ibo ibr ibt ibu idb idd idi idm ido idr idt idu iib iid iii iim iio iir iit iiu im- imb imd imi imm imo imt imu io- iob iod ioi iom ioo ior iot iou ir- irb ird iri irm iro irr irt iru itb itd iti itm ito itt itu iu- iub iud iui ium iur iut m-o m-r mbb mbd mbi mbm mbo mbr mbt mbu mdb mdd mdi mdm mdo mdr mdt mdu mi- mib mid mii mim mio mir mit miu mmb mmd mmi mmm mmo mmr mmt mmu mob mod moi mom moo mor mot mou mrb mrd mri mrm mro mrr mrt mru mtb mtd mti mtm mto mtr mtt mtu mub mud mui mum mur mut muu o-i ob- obb obd obi obm obo obr obt obu odb odd odi odm odo odr odt odu oib oid oii oim oio oir oit oiu om- omb omd omi omm omo omr omt omu oo- oob ood ooi oom ooo oor oot or- orb ord ori orm oro orr ort oru ot- otb otd oti otm oto otr ott otu ou- oud oui oum ouo our out rbb rbd rbi rbm rbo rbr rbt rbu rdb rdd rdi rdm rdo rdr rdt rdu rib rid rii rim rio rir rit rmb rmd rmi rmm rmo rmr rmt rob rod roi rom roo ror rot rou rrb rrd rri rrm rrr rrt rru rtb rtd rti rtm rto rtr rtt rtu rub rud rui rum ruo rur rut ruu tbb tbd tbi tbm tbo tbr tbt tbu tdb tdd tdi tdm tdo tdr tdt tdu tib tid tii tim tio tir tit tiu tmb tmd tmi tmm tmo tmr tmt tmu to- tob tod toi tom too tor tot tou trb trd tri trm tro trr trt tru ttb ttd tti ttm tto ttr ttt ttu tub tud tui tum tuo tur tut tuu ubb ubi ubo ubr ubt ubu udb udd udi udm udo udr udt udu uib uid uii uim uio uir uit uiu um- umb umd umi umm umo umr umt umu uob uod uom uoo uor uot ur- urb urd uri urm uro urr urt uru utb utd uti utm uto utr utt utu uum uur uut uuu

bbbb bbdd bbdo bd-r bdii bdmi bdrm bibb bibi bibo bidi bido bidr bidu bimo bio- bioi biot biou birb bird biri biro birr birt biru bitd bito bitt bitu bmdb bmir bmmi bobb bobi bobo bobu bodb bodi bodo bodu boi- boid boii boim boit boiu bomb bomi bomt bomu boob bood boom boor boot bor- bord bori borm boro borr bort boru botb botd boti boto bott boud boum bour bout brdm brdo brdt brid brim brio brit brob brod brom broo bror brot brou brrm brrr brud brum brut btdt btob btor btrt bttb bubb bubi bubo bubu budb budd budi budo budu buid buir buit buiu bum- bumb bur- burb burd buri burm buro burr burt buru but- buti buto butt d-bo dbit dbtt dddd ddot ddub dibb dibo didi dido didu diii dimi dimm dimo dimu dior diot diou dird dirr dirt diti dito ditt dmdt dmrb dobb dobi dobu dod- dodd dodi dodo doid doit domb domi domm domo doob dood doom door doot dord dori dorm doro dorr dort doru dotd doti doto dott doub doud doum dour dout drib drit drob drod drom drot drou drub drui drum drut druu dtor dtot dub- dubb dubu dudd dudo dudu duid duir duit dumb dumi dumm duo- duri duro durt duru duur duut ibbm ibdo ibid ibim ibot ibrd ibri ibro ibtb idbm iddm iddo idid idio idir idro idub iduo iiii iiio iiit iioi iioo iitm iitr iitt iium imbi imdb imdi imdt imid imir imit immi immo immt imod imou imri imro imrr imto iobi iod- iodd iodo ioii ioio ioit iomo iooi iooo iori ioto irbm irdo iri- irid irio irmo irob irod irri irti itdo itim itmo itoi itoo itor itou itri itto itum itur iuiu mbdb mbim mbio mbou mddm mdii mdot mdud mid- midi mido miii miio miit mim- mimd mimi mimo mio- mird miri miro mirr mirt miru mit- mitb miti mitm mito mitt mitu miui mmdb mmdi mmii mmmd mmmm mmod mmor mobb mobi mobo modd modi modo modu moii moio moir moit momi momo momu moob mood moor moot morb mord mori moro mort moru motb motd moti motm moto mott motu moud mour mout mrbb mrbm mrdd mrmd mrtm mrtt mrud mtbd mtbo mtom mtor mtrr mttr mubi mubo mudd mudi mudu muid muir muit mumm mumo mumu murd muri muro murr murt muru muti muto mutt mutu muut obbo obdt obid obit oboi obor obot obri obro obtd odbo oddd oddi odio odir odiu odmr odom odoo odor odot odou odtu odum odur oido oiii oimb oirt oiti oium ombo ombu omdb omid omim omio omit omo- omoi omoo omor omri omro omuo oobi oodi ooid oooo oord oort ootb orbb orbi orbo orbu ordo ordu ori- orid orio orit ormo oro- orom oror orot orri orro orto orub orum otbd otit oto- otoo otor otro otti otto ottu otur