bbbb bbci bbdd bbeb bbrc bbrg bcbc bcbg bccc bcci bcde bcec bcer bcie bcru bcuc bd-r bdbc bddc bdii bebb bebe bebi beci becu bede bedi bedu beeb beed beeg beer begg begi begu beic beir berc berd bere berg beri berr beru beur bibb bibe bibi bicc bice bicg bici bide bidi bidr bidu bieb bied bier bieu bigb bigc bigd bige bigg bigu birb bird bire birg biri birr biru brcb brce breb brec bred bree breg brei brer bric brid brie brig brrr bruc brud brue brug bubb bube bubi bubu bucc buce buci bucu budb budd bude budg budi budu buer bueu buge bugg bugi buic buid buie buir buiu bur- burb burd bure burg buri burr buru c-cd cbbc cbcc cbce cbcr cbcu cbdb cbdc cbdi cbec cbee cber cbgb cbid cbir cbrd cbre ccbc cccb cccc ccci cccu ccdc ccdi ccdr cced ccee ccgc ccic ccid ccii ccir ccrc ccre ccrg ccri ccuc cd-e cd-r cddb cddr cdec cder cdic cdii cdre cebu cec- cece ceci cedd cede cedi cedu ceeb ceec cege cer- cerc cerd cere ceri ceui cgcc cgcg cged cger cibc cibe cibi cicc cici cicr cicu cidc cide cidg cidi cidr ciee cier cigi cigu ciid ciii cirb circ cire ciri cirr ciuc crbc crbu crcc crce crcr crdc cre- creb crec cred cree creg crei creu crib cric crie crig criu crub crud crue crug cub- cubb cube cubi cucc cuce cuci cude cudi cued cuer cui- cuir curb curd cure curi curr dbcc dcbc dccb dccc dcci dccu dcdb dcii dddd ddie ddrc ddre ddub debe debi debu dec- decc decd dece deci dedd dede dedi dedu deeb deed deeg deer dege degi degu deid deie deir der- derb derc dere derg deri derr deue deur dgeg dgge dibb dibe dice dici dide didi didu dieb died dier dieu dige digg digi diii dird dire dirr drbc dred dree dreg drei drge drib dric drie drub drue drug drui druu dub- dubb dubc dube dubu duce dudd dude dudu duer dugu duid duir dure durg duri duru duur ebbc ebbr ebcc ebed eber ebic ebid ebru ebur ecbc ecbe eccb eccc ecce ecci ecdc eced ecib ecig ecrc ecri ecrr ecru eddc edde eddi ede- edei eder edge edie edru educ edur eede eedu eeee eerc eerg egbe egbu egcc egcg egcr egec egee eger eggb egge eggi egir egre egri eid- eide eidi eidr eidu eiec eied eiei eier eige eigg eird eire erbb erbe ercc erce erde erdi ereb erec ered erei erer erg- ergg ergi eric erie eriu errc erre erub eruc erur eubc eubi eucd eude euer euge eur- eurc eure gbde gc-c gcbc gccc gcic gcii gcrg gdci gddb gdrc gebe gebi gece gedd gede gedi gedu geed geer gege gegg geic geie geig geir gerb gerd gere geri geru geue gggg gibb gibe gicr gidc gidd gide gidi gied gier gige gigg gigi gird gire girg giri girr giru giue giur grbr grcc grce grdc greb grec gree greg greu grib gric grid grie grig grrr grub grue grug grui grur gubb gubi gubu guci gude gudi gudu guer gugb guge gugg gugi gugu guib guid gurb gurd gure gurg guri gurr guru i-be ibec ibed ibeg ibge ibid ibie ibrc ibrd ibri icbc icbd iccb iccc icci iccr iccu icdc icdd icde icec iced icee icer icgc icrc icre icrr icru icub icue idbe idce idcr idec ided idee ider idic idid idie idig idir idrc idre idub iecc iedr ieie iere ieri ieud igbc igcc iger igri igue iicd iide iied iiie iiii iirc iiuc irbe ircc ircd ircg ircu irdc ired iree irer iri- iric irid irie irig irrc irre irri iucc iuce iuge iuiu rbbb rbbr rcbc rccb rccc rcdc rcde rcgc rcic rcid rcrd rcrg rder rebb rebe rebu recc recd rece reci recr recu redc redd rede redi redr redu reeb reed regd rege regi regr regu reid reii reir reiu rerd rere rerg reri reru reue reuu rgbe rgbi rib- ribe ribu ricc rice ridc ridd ride ridi ried rier rieu rige rigg rigi rigu rire riri riue rred rrrr rubb rube rubi rubu ruce ruci rudd rude rudi rued ruer ruge rugg rugi ruid rurc rurd rure ruri ruru ruud u-ie ubbe ubbi uber ubic ubid ubii ubir ubud ucbc ucci ucdc ucdd ucrc udbc uddi uder udgb udge udic udid udig udir ueir ugcc ugcg ugri ugur uguu uige uirr urbe urbi urci urde urdu ure- ured urge urgi urgu urib uric urie uriu urre urri urur uuri uuuu