b-u bbb bbg bbi bbl bbm bbr bbs bbu bgb bgg bgi bgl bgm bgr bgs bgu bi- bib big bii bil bim bir bis biu blb blg bli bll blm blr bls blu bmb bmg bmi bml bmm bmr bms bmu brb brg bri brl brm brr brs bru bsb bsg bsi bsl bsm bsr bss bsu bub bug bui bul bum bur bus buu gbg gbi gbl gbm gbr gbs gbu ggb ggg ggi ggm ggr ggs ggu gib gig gii gil gim gir gis giu glb glg gli gll glm glr gls glu gmb gmg gmi gml gmm gmr gms grb grg gri grl grm grr grs gru gsb gsg gsi gsl gsm gsr gss gsu gu- gub gug gui gul gum gur gus guu ibb ibg ibi ibl ibm ibr ibs ibu igb igg igi igl igm igr igs igu iib iii iil iim iir iis iiu il- ilb ilg ili ill ilm ilr ils ilu im- imb img imi iml imm ims imu ir- irb irg iri irl irm irr irs iru is- isb isg isi isl ism isr iss isu iu- iub iug iui ium iur ius lbb lbg lbi lbl lbm lbr lbs lbu lgb lgg lgi lgl lgm lgr lgs lgu lib lig lii lil lim lir lis liu llb llg lli lll llm llr lls llu lmb lmg lmi lml lmm lmr lms lmu lrb lrg lri lrm lrr lrs lru lsb lsg lsi lsl lsm lsr lss lsu lub lug lui lul lum lur lus luu m-r mbb mbg mbi mbl mbm mbr mbs mbu mgb mgi mgl mgm mgr mgs mgu mi- mib mig mii mil mim mir mis miu mlb mlg mli mll mlm mlr mls mlu mmb mmg mmi mml mmm mmr mms mmu mrb mrg mri mrl mrm mrr mrs mru msb msg msi msl msm msr mss msu mub mug mui mul mum mur mus muu rbb rbg rbi rbl rbm rbr rbs rbu rgb rgg rgi rgr rgs rib rig rii ril rim rir ris rlg rli rll rlm rlr rls rlu rmb rmg rmi rml rmm rmr rms rrb rrg rri rrl rrm rrr rrs rru rsb rsg rsi rsl rsm rsr rss rsu rub rug rui rum rur rus ruu sbb sbg sbi sbl sbm sbr sbs sbu sgb sgg sgi sgl sgm sgr sgs sgu sib sig sii sil sim sir sis siu slb slg sli sll slm slr sls slu smb smg smi sml smm smr sms smu sr- srb srg sri srl srm srr srs ss- ssb ssg ssi ssl ssm ssr sss ssu sub sug sui sul sum sur sus suu ubb ubg ubi ubl ubr ubs ubu ugb ugg ugi ugl ugm ugr ugs ugu uib uig uii uil uim uir uis uiu ulb ulg uli ull ulm ulr uls ulu um- umb umg umi uml umm umr ums umu ur- urb urg uri url urm urr urs uru usb usg usi usl usm usr uss usu uug uum uur uus uuu

-ism bbbb bbbs bbgm bblb bbls bbmg bbrg bggs bibb bibi bibl bibs bigb bigg bigs bigu biis bili bill bils bilu bims birb birg biri birl birr birs biru bis- bisl biss bisu blim blir blis blls blrg blss blub blum blur blus bmgs bmir bmmi bmus brig bril brim bris brls brrm brrr brrs brsb brsr brug brum brus bsgs bsim bsms bsrm bssm bubb bubi bubs bubu bugg bugi bugs buir buis buiu bulb bulg buli bull buls bulu bum- bumb bums bur- burb burg buri burl burm burr burs buru busi buss busu buus gbbs gggg ggss gibb gibs gigg gigi gigs giis gilg gili gill gils girg giri girl girr girs giru gism giss giur gius gli- glib glim glis glrb glub glug glui glum glur gmml gmmr gmrs grbr grib grig gril grim gris grml grrl grrr grrs grsm grss grub grug grui grum grur grus gsis gsli gsur gubb gubi gubs gubu gugb gugg gugi gugu guib guil guis gulb guli gull guls gulu gumb gumi gumm gums gurb gurg guri gurl gurr gurs guru gusb guss guus ibbm ibim ibis ibml ibms ibri ibss ibus iggs igil igis igli iglu igri igsm igus iiii iiis iirs iisi iism iisr iisu iium ilbm ilir ilis ill- illi ills ilmr ilrm ilum ilus imbi imir imli immi imms imri imrr imsi imsr imss imsu imus irbm irgm irgs iri- irig iril iris irlb irms irri irrs irsg irul irus isbl isil isim isis isls ismi isms isrg isri issi issr isss issu isum isus iugs iuiu iums iuss lblr lbms lbrs lbug lgbu lgsm libr libs libu ligg ligi liig liii liir liis lilb lilg lili lill lils lilu limb limi liml limm lims limu lirg liri lirl lirr lirs liru lisi liss lisu lius llbs llll llms lmii lmmr lmms lmrs lmsi lmsr lrgb lrrr lrsm ls-r lsbu lssr lubs lugg lugi lugs lugu luis luli lull lulu lumb lumi lums lurg luri lurs lusi luss mbbs mbim mbis mbms mbrs mbsl mbus mgbs mgrm mgrs mgsm mgus mibs migg migi migs migu miii miis mili mill milr mils milu mim- mimi mims mirg miri mirl mirr mirs miru mis- misg misi misl misr miss misu miui mlii mlis mlrs mlss mmii mmis mmli mmmm mmms mmsu mmus mrbb mrbm mrbs mris mrls mrml mrsi mrsl msgr msgs msil msmb msml msmm msms msmu msrb mssg mssi mssm mssr msus mubi mubs mugg mugi mugs mugu muil muir muis muli mull mulm mulu mumm mums mumu murg muri murl murr murs muru musi musl muss musu rbbb rbbr rbbs rbis rbms rbsl rbss rgbi rib- ribs ribu rigg rigi rigs rigu riis rill rilu rimi rimm rims rimu riri rirs risi rism riss risu rius rlls rlml rlms rlug rmbs rmll rmrg rrrr rrum rsbi rsgb rsis rsmg rsml rssl rsum rubb rubi rubs rubu rugg rugi rugs ruis rull rumb rumi ruml rumm rums ruri rurs ruru