bbbb bbbq bbci bbeb bbrc bbrg bcbc bcbg bccc bcci bcec bcer bcie bcor bcru bcuc bebb bebe bebi bebo beci becu beeb beeg beer begg begi bego begu beic beir beo- beor berc bere berg beri bero berr beru beur bibb bibe bibi bibo bicc bice bicg bici bico bieb bier bieu bigb bigc bige bigg bigo bigu bio- bioc biog bioi biou biqi birb bire birg biri biro birr biru bobb bobe bobi bobo bobu boce boco bocq bocu boec boee boeo boer boge bogg bogi bogo boi- boie boii boiu boob booc booe boog boor boqe bor- bore borg bori boro borr boru boue bour bque brcb brce breb brec bree breg brei breo brer bric brie brig brio briq brob broc broe brog broo bror brou brrr bruc brue brug bubb bube bubi bubo bubq bubu bucc buce buci buco bucu buer bueu buge bugg bugi bugo buic buie buir buiu bur- burb bure burg buri buro burr buru c-bo cbbc cbcc cbce cbcr cbcu cbec cbee cber cbgb cbir cboq cbqi cbre ccbc cccb cccc ccci cccu ccee ccgc ccic ccii ccir ccob ccoc ccrc ccre ccrg ccri ccuc cebu cec- cece ceci ceco ceeb ceec cege cego ceor ceou cer- cerc cere ceri cero ceui cgcc cgcg cger cgro cibc cibe cibi cibo cicc cici cico cicq cicr cicu ciee cier cigi cigu ciii ciob cior cirb circ cire ciri ciro cirr ciuc cobb cobe cobi cobo cobu coce coco cocu cogi cogo coir coob cor- corb corc core corg cori coro corr coub coue cour crbc crbu crcc crce crcr cre- creb crec cree creg crei creo creu crib cric crie crig criu crob croc croe croo cror crub crue crug cub- cubb cube cubi cucc cuce cuci cucq cuer cui- cuir curb cure curi curo curr ebbc ebbo ebbr ebcc eber ebic eboe eboo ebor ebro ebru ebur ecbc ecbe eccb eccc ecce ecci ecco ecib ecig eco- ecog ecou ecrc ecri ecrr ecru eeee eeoc eerc eerg eero egbe egbu egcc egcg egcr egec egee eger eggb egge eggi eggo egir ego- egoi egor egre egri ei-q eico eiec eiei eier eige eigg eiou eire eoir eore eori equ- eque equi equo erbb erbe ercc erce ereb erec erei erer erg- ergg ergi ergo eric erie erio eriq eriu erob eroc eroe eroi eroo erqi errc erre erro erub eruc erur eubc eubi euer euge euoi eur- eurc eure euro gbbo gc-c gcbc gccc gcic gcii gcrg gebe gebi gece geer gege gegg gego geic geie geig geir geo- geog gerb gere geri gero geru geue gggg gibb gibe gicr gier gige gigg gigi gigo giog gioi gire girg giri giro girr giru giue giur gobe gobi gobo goce gocr goer gogi gogo goog gooi goor gorb gore gorg gori goro gorr gou- goug gour grbr grcc grce greb grec gree greg greu grib gric grie grig grob groc grog groi groo gror grou grrr grub grue grug grui grur gubb gubi gubu guci guer gugb guge gugg gugi gugu guib gurb gure gurg guri guro gurr guru i-be i-go ibec ibeg ibge ibie ibrc ibri ibro icbc iccb iccc icci icco iccr iccu icec icee iceq icer icgc icoc icor icrc icre icrr icru icub icue iecc ieie ieio iere ieri igbc igbo igcc iger igoe igoo igor igri igue iiie iiii iiio iioi iioo iirc iiuc iobi iocg ioci ioee ioii ioio iooi iooo iore iorg iori ioug iqce iqer iqor ique irbe ircc ircg ircu iree irer iri- iric irie irig irio irob iroc irrc irre irri iucc iuce iuge iuiu o-eo obbo obec ober obie oboe oboi oboq obor obre obri obro ocbc occc occi oce ocee ocre ocro ocrr ocur oec- oecc oeec oegb oere ogb ogbe ogee oger ogge oggi ogog ogoi ogou ogre ogri ogro ogui oici oier oigo oiii oire oobe oobi oocr ooer oooo oore oque oqui orbb orbe orbi orbo orbu orce orci orco ore- oreb orec oreg oreo orer orge orgo ori- oric orie orig orio oro- oroe oror orri orro orub oucc ouer ouge ouie ouii ouir our- oure ouro ouu- q-be q-go qbic qcue qeii qere qeri qero qerq qibo qiru qobu qoob qore qqqq qrio qube qubi qubo qucu quee quer quib quic quie quig quir quob quoc quoi quor quri quro quu- rbbb rbbr rcbc rcbo rccb rccc rcgc rcic rcrg rebb rebe rebo rebu recc rece reci recr recu reeb rege regi rego regr regu reii reir reiu reog reou rere rerg reri rero reru reue reuu rgbe rgbi rib- ribe ribo ribu ricc rice rico rier rieu rige rigg rigi rigo rigu riou riqq rire riri riue rob- robb robe robi robo robu rocc roce roco roeg roer roge rogg rogi rogo roig roio roir roiu roob roog rooi roor rorc rore rori roro roru roub roue rrrr rubb rube rubi rubu ruce ruci ruer ruge rugg rugi rurc rure ruri ruro ruru u-ie ubbe ubbi ubbo uber ubic ubii ubir uboc ucbc ucci ucio ucrc ueir ugcc ugcg ugeo uggo ugri ugro ugur uguu uige uirr uocc uor- uore uqcc urbe urbi urci ure- urge urgi urgu urib uric urie uriu uro- uroo urre urri uruq urur uuoc uuri uuuu