-ol b-u bbb bbi bbk bbl bbm bbo bbr bbt bbu bi- bib bii bik bil bim bio bir bit biu bkb bkk bkl bkm bko bkr bkt blb bli blk bll blm blo blr blt blu bmb bmi bmk bml bmm bmo bmr bmt bmu bob boi bok bol bom boo bor bot bou brb bri brk brl brm bro brr brt bru btb bti btk btl btm bto btr btt btu bub bui buk bul bum buo bur but buu ibb ibi ibk ibl ibm ibo ibr ibt ibu iib iii iil iim iio iir iit iiu ikb iki ikk ikl iko ikr ikt iku il- ilb ili ilk ill ilm ilo ilr ilt ilu im- imb imi iml imm imo imt imu io- iob ioi iol iom ioo ior iot iou ir- irb iri irk irl irm iro irr irt iru itb iti itk itl itm ito itt itu iu- iub iui ium iur iut k-t kbb kbi kbk kbl kbm kbo kbr kbu kib kii kik kil kim kio kir kit kiu kkb kki kkk kkl kkm kkr kkt kku kl- klb kli klm klo klr klt klu kmb kmi kmk kml kmm kmo kmt kmu kob koi kok kol kom koo kor kot kou kri krk krl kro krr krt kru ktb ktk ktl ktm kto ktr ktt ktu kub kui kuk kul kum kur kut kuu lbb lbi lbk lbl lbm lbo lbr lbt lbu lib lii lik lil lim lio lir lit liu lkb lkl lkr lkt llb lli llk lll llm llo llr llt llu lmb lmi lmk lml lmm lmo lmr lmt lmu lob loi lok lol lom loo lor lot lou lrb lri lrk lrm lro lrr lrt lru ltb lti ltk ltl ltm lto ltr ltt ltu lub lui luk lul lum luo lur lut luu m-o m-r mbb mbi mbk mbl mbm mbo mbr mbt mbu mi- mib mii mik mil mim mio mir mit miu mkb mkk mkl mkm mko mkr mkt mku mlb mli mlk mll mlm mlo mlr mlt mlu mmb mmi mmk mml mmm mmo mmr mmt mmu mob moi mok mol mom moo mor mot mou mrb mri mrk mrl mrm mro mrr mrt mru mtb mti mtk mtl mtm mto mtr mtt mtu mub mui muk mul mum mur mut muu o-i ob- obb obi obk obl obm obo obr obt obu oib oii oik oil oim oio oir oit oiu okb oki okk okl oko okr oku olb oli olk oll olm olo olt olu om- omb omi oml omm omo omr omt omu oo- oob ooi ook ool oom ooo oor oot or- orb ori ork orl orm oro orr ort oru ot- otb oti otk otl otm oto otr ott otu ou- oui ouk oul oum ouo our out rbb rbi rbk rbl rbm rbo rbr rbt rbu rib rii rik ril rim rio rir rit rkb rkk rkm rko rkt rku rli rll rlm rlo rlr rlt rlu rmb rmi rml rmm rmo rmr rmt rob roi rok rol rom roo ror rot rou rrb rri rrk rrl rrm rrr rrt rru rtb rti rtk rtl rtm rto rtr rtt rtu rub rui ruk rum ruo rur rut ruu tbb tbi tbk tbl tbm tbo tbr tbt tbu tib tii tik til tim tio tir tit tiu tkb tkk tkl tkm tko tkr tkt tli tlk tll tlm tlo tlr tlt tlu tmb tmi tmk tml tmm tmo tmr tmt tmu to- tob toi tok tol tom too tor tot tou trb tri trk trl trm tro trr trt tru ttb tti ttk ttl ttm tto ttr ttt ttu tub tui tuk tul tum tuo tur tut tuu ubb ubi ubk ubl ubo ubr ubt ubu uib uii uil uim uio uir uit uiu ukb uki ukk ukl ukr uku ulb uli ulk ull ulm ulo ulr ult ulu um- umb umi uml umm umo umr umt umu uob uok uol uom uoo uor uot ur- urb uri urk url urm uro urr urt uru utb uti utk utl utm uto utr utt utu uum uur uut uuu

bbbb bblb bibb bibi bibl bibo biko biku bili bilk bill bilo bilt bilu bimo bio- bioi biol biot biou birb biri birk birl biro birr birt biru bito bitt bitu blbt blik blim blio blir blit blkb blob blok blom bloo blot blou blub blum blur blut bmir bmmi bobb bobi bobo bobu boi- boii boil boim boit boiu boki boko boku boli bolk boll bolm bolo bolt bolu bomb bomi bomt bomu boob book bool boom boor boot bor- bori bork borm boro borr bort boru botb boti boto bott bouk boul boum bour bout brik bril brim brio brit brkb brob brok brol brom broo bror brot brou brrm brrr brum brut btob btor btrt bttb bubb bubi bubo bubu buik buir buit buiu buki bukk buko buku bulb buli bulk bull bult bulu bum- bumb buol bur- burb buri burk burl burm buro burr burt buru but- buti buto butt ibbm ibim ibml ibot ibri ibro ibtb ibtl iiii iiio iiit iioi iioo iitm iitr iitt iium ikki ikko ikmo ikom ikoo ikri ikuo ilbm ilio ilir ilit ilki ilku ill- illi illo illt ilmo ilmr ilok iloo ilot ilrm ilum ilut imbi imir imit imli immi immo immt imok imou imri imro imrr imto iobi ioii ioio ioit ioko iolo iomo iooi iooo iori ioto irbm iri- iril irio irki irlb irmo irob irri irti irul itil itim itko itll itmo itoi itol itoo itor itou itri itto itum itur iuiu k-lo kbbb kbbi kbbk kbbl kbbm kbbo kbbr kbbt kbbu kbib kbik kbil kbim kbio kbit kbiu kbkb kbkk kbkl kbko kbkr kblb kbll kblm kblo kblr kblt kblu kbmb kbmi kbmo kbmr kbmt kbob kboi kbok kboo kbot kbrb kbri kbrk kbrl kbro kbrt kbru kbtb kbtk kbtl kbtm kbto kbtr kbtt kbub kbuk kbul kbur kbut kbuu kibb kibi kibl kibo kibr