b-u bbb bbg bbi bbm bbo bbr bbt bbu bgb bgg bgi bgm bgo bgr bgt bgu bi- bib big bii bim bio bir bit biu bmb bmg bmi bmm bmo bmr bmt bmu bob bog boi bom boo bor bot bou brb brg bri brm bro brr brt bru btb btg bti btm bto btr btt btu bub bug bui bum buo bur but buu gbg gbi gbm gbo gbr gbt gbu ggb ggg ggi ggm ggo ggr ggt ggu gib gig gii gim gio gir git giu gmb gmg gmi gmm gmo gmr gmt gob gog goi gom goo gor got gou grb grg gri grm gro grr grt gru gtb gtg gti gtm gto gtr gtt gtu gu- gub gug gui gum guo gur gut guu ibb ibg ibi ibm ibo ibr ibt ibu igb igg igi igm igo igr igt igu iib iii iim iio iir iit iiu im- imb img imi imm imo imt imu io- iob iog ioi iom ioo ior iot iou ir- irb irg iri irm iro irr irt iru itb itg iti itm ito itt itu iu- iub iug iui ium iur iut m-o m-r mbb mbg mbi mbm mbo mbr mbt mbu mgb mgi mgm mgo mgr mgt mgu mi- mib mig mii mim mio mir mit miu mmb mmg mmi mmm mmo mmr mmt mmu mob mog moi mom moo mor mot mou mrb mrg mri mrm mro mrr mrt mru mtb mtg mti mtm mto mtr mtt mtu mub mug mui mum mur mut muu o-i ob- obb obg obi obm obo obr obt obu ogg ogi ogo ogt oib oii oim oio oir oit oiu om- omb omg omi omm omo omr omt omu oo- oob oog ooi oom ooo oor oot or- orb org ori orm oro orr ort oru ot- otb otg oti otm oto otr ott otu ou- oui oum ouo our out rbb rbg rbi rbm rbo rbr rbt rbu rgb rgg rgi rgo rgr rgt rib rig rii rim rio rir rit rmb rmg rmi rmm rmo rmr rmt rob rog roi rom roo ror rot rou rrb rrg rri rrm rrr rrt rru rtb rtg rti rtm rto rtr rtt rtu rub rug rui rum ruo rur rut ruu tbb tbg tbi tbm tbo tbr tbt tbu tgb tgg tgi tgm tgo tgr tgt tgu tib tig tii tim tio tir tit tiu tmb tmg tmi tmm tmo tmr tmt tmu to- tob tog toi tom too tor tot tou trb trg tri trm tro trr trt tru ttb ttg tti ttm tto ttr ttt ttu tub tug tui tum tuo tur tut tuu ubb ubg ubi ubo ubr ubt ubu ugb ugg ugi ugm ugo ugr ugt ugu uib uig uii uim uio uir uit uiu um- umb umg umi umm umo umr umt umu uob uog uom uoo uor uot ur- urb urg uri urm uro urr urt uru utb uti utm uto utr utt utu uug uum uur uut uuu

bbbb bbgm bbmg bbrg bibb bibi bibo bigb bigg bigo bigt bigu bimo bio- biog bioi biot biou birb birg biri biro birr birt biru bito bitt bitu bmir bmmi bobb bobi bobo bobu bogg bogi bogo bogt boi- boii boim boit boiu bomb bomi bomt bomu boob boog boom boor boot bor- borg bori borm boro borr bort boru botb boti boto bott boum bour bout brig brim brio brit brob brog brom broo bror brot brou brrm brrr brug brum brut btob btor btrt bttb bubb bubi bubo bubu bugg bugi bugo buir buit buiu bum- bumb bur- burb burg buri burm buro burr burt buru but- buti buto butt gbbo ggbt gggg gibb gigg gigi gigo gimo giog gioi girg giri giro girr girt giru gito giur gmit gmmr gobi gobo gogi gogo goit gomb gomi gomo gomu goog gooi goom goor goot gorb gorg gori gorm goro gorr gort goti gotm goto gott gou- goug goum gour gout grbr grib grig grim grit grmt grob grog groi grom groo gror grot grou grrr grub grug grui grum grur grut gtbr gubb gubi gubu gugb gugg gugi gugu guib gumb gumi gumm gumo gurb gurg guri guro gurr gurt guru guti guto gutt gutu i-go ibbm ibim ibot ibri ibro ibtb igbo igoo igor igot igri iiii iiio iiit iioi iioo iitm iitr iitt iium imbi imir imit immi immo immt imou imri imro imrr imto iobi iogt ioii ioio ioit iomo iooi iooo iorg iori ioto ioug irbm irgm iri- irig irio irmo irob irri irti itgo itim itmo itoi itoo itor itou itri itto itum itur iuiu mbim mbio mbou mgit mgmt mgrm migg migi migo migu miii miio miit mim- mimi mimo mio- mirg miri miro mirr mirt miru mit- mitb miti mitm mito mitt mitu miui mmii mmmm mmor mobb mobi mobo mogg mogi mogo mogu moii moio moir moit momi momo momu moob moog moor moot morb morg mori moro mort moru motb moti motm moto mott motu mour mout mrbb mrbm mrtm mrtt mtbo mtom mtor mtrr mttr mubi mubo mugg mugi mugo mugu muir muit mumm mumo mumu murg muri muro murr murt muru muti muto mutt mutu muut obbo obit oboi obor obot obri obro ogb oggi ogog ogoi ogou ogri ogro ogui ogum oigo 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 orgo ori- orig orio orit ormo oro- orom oror orot orri orro orto orub orum otit oto- otog otoo otor otro otti otto ottu otur ouii ouir ouit oumi our- ouro ourt out- outb outi outo ouu- rbbb rbbr rgbi rgit rgtr rib- ribo ribu rigg rigi rigo rigu rimi rimm rimo rimu riom riot riou riri riti rito ritt ritu rmrg rmtu rob- robb robi robo robt robu rogg rogi rogo roig roio roir roit roiu romb romi romm romo roob roog rooi room roor root