bbbb bbci bbeb bbet bbpr bbrc bbrg bcbc bcbg bcbp bccc bcci bcec bcer bcet bcie bcit bcpp bcru bctc bcuc bcup bebb bebe bebi beci becu beeb beeg beep beer beet begg begi begu beic beir beit berc bere berg beri berr bert beru betc bete beti bett betu beur bibb bibe bibi bicc bice bicg bici bieb bier biet bieu bigb bigc bige bigg bigt bigu bipp bipu birb bire birg biri birr birt biru bitc bite bitt bitu bpcp bprc bpti brcb brce breb brec bree breg brei brep brer bret bric brie brig brit brrr brtc bruc brue brug brup brut btbp btcc btec btie btrc btrt bttb bubb bube bubi bubu bucc buce buci bucu buer bueu buge bugg bugi buic buie buir buit buiu bupc bur- burb bure burg buri burp burr burt buru but- bute buti butt cbbc cbcc cbce cbcp cbcr cbct cbcu cbec cbee cber cbet cbgb cbir cbit cbpc cbpp cbre cbrt cbtc ccbc cccb cccc ccci cccp cccu ccee ccgc ccgt ccic ccii ccip ccir ccpe ccpp ccpr ccrc ccre ccrg ccri ccrp ccrt cctb cctc cctt ccuc ccup ccut cebp cebu cec- cece ceci cecp cect ceeb ceec cege ceip cepc cepe cepp cepr cept cer- cerc cere ceri cerp cert cet- cete ceti cetp ceui cgcc cgcg cger cgtp cgtu cibc cibe cibi cicc cici cicr cict cicu ciee cier cigi cigu ciii ciit cipp cirb circ cire ciri cirr cirt citb cite citg citi citp citt citu ciuc ciup cpbc cpce cpcu cpeb cpep cper cpgb cpic cpre cpri cprt cptp cptr crbc crbu crcc crce crcr cre- creb crec cree creg crei crep cret creu crib cric crie crig crip crit criu crpc crrt crtc crtp crub crue crug crup crut ctbi ctcp ctec ctep ctge ctgu ctic ctpp ctrc ctrp cub- cubb cube cubi cucc cuce cuci cuer cui- cuir cuit cupe cupp cupr curb cure curi curr curt cut- cutc cute cutt ebbc ebbr ebcc eber ebic ebit ebru ebur ecbc ecbe eccb eccc ecce ecci ecct ecib ecig ecip ecit ecpg ecpp ecrc ecri ecrr ecru ect- ectc eeee eerc eerg eetc eete eetu egbe egbu egcc egcg egcr egec egee eger eggb egge eggi eggp egir egpb egpe egpi egre egri egte eiec eiei eier eige eigg eipr eire eitb eitc eiti eitr epcc epci epec epee eper epi- epic epie epip epit eppc eppp eprb eprp epte epub erbb erbe ercc erce ercp ereb erec erei erer eret erg- ergg ergi eric erie erit eriu erpe errc erre ertu erub eruc erur etbc etbr etcc etec etee eter etic etre ette etti ettu etui eubc eubi euer euge eur- eurc eure eurt gc-c gcbc gccc gcet gcic gcii gcpc gcrg gctc gebe gebi gece geep geer geet gege gegg geic geie geig geir geit gepe gerb gere geri gert geru getb gete getg geti gett geue geup ggbt gggg gibb gibe gicr gier giet gige gigg gigi gipe gipi gipp gire girg giri girr girt giru gite giue giur gper gpgp gpip gprp grbr grcc grce greb grec gree greg grep gret greu grib gric grie grig grip grit grpc grrr grtc grub grue grug grui grur grut gtbr gtcr gtip gubb gubi gubu guci guep guer gugb guge gugg gugi gugu guib gurb gure gurg guri gurr gurt guru gute guti gutt gutu i-be ibec ibeg ibet ibge ibie ibrc ibri ibtb ibtc icbc icbp iccb iccc icci iccp iccr icct iccu icec icee icer icet icgc icpc icrc icre icrr icrt icru ictp icub icue icup iecc ieet ieie iere ieri iett igbc igcc igcp iger iget igri igue iiie iiii iiit iirc iitr iitt iiuc ipcc ipce ipct ipec iper ipet ipie ippc ippr ipri iptc ipur iput irbe irbp ircc ircg ircu iree irer iri- iric irie irig irip irpc irpe irrc irre irri irte irti irtp itbe itec itep iter itet itgc itic itie itpc itri itup itur iucc iuce iuge iuiu iupp pbcc pbgc pcbc pccc pcce pcep pcer pcgg pcip pcpb pcpp pcrc pcre pcte pece peci pecr pect peec peep peer peet pegg pegu peip peir peit pepe pepi per- perc pere perg peri perp perr pert peru pete peti petr pett peur peut pgcc pgce pger pgib pgpu pgrc pgup pibb pibi picc pice pici picr pict picu piep pier piet pigb pigc pigg pigp pigt pigu piip pipe pipi pipp pirc pire pirg piri pirr piru pite piti pitr pitt pitu ppcc ppci pper ppgi ppib ppic ppie ppig pppp pprc ppru pptt ppur prbc prcc prcp pre- preb prec pree preg prep pret preu pri- prie prig prii prri prtc prti prtp prtr prue prut pruu ptcc pter pttc ptui pu-e pube pubu puce puer puet pueu pugu puig puir puit puiu pupe pupi pupu pur- purb pure purg puri purp purr puru put- pute puti putt putu puuc rbbb rbbr rcbc rccb rccc rcep rcet rcgc rcic rcpi rcpt rcrg rctc rctg rcti rebb rebe rebu recc rece reci recp recr rect recu reeb reep reet rege regi regr regt regu reii reir reit reiu repe repi repp repr rept repu rere rerg reri rert reru rete reti retr rett reue reup reut reuu rgbe rgbi rgit rgtr rib- ribe ribu ricc rice rict riep rier riet rieu rige rigg rigi rigu ripe ripi ripp ripr ript rire riri rite riti ritt ritu riue rpet rpii rrrr rtcc rtce rtcg rtee rtei rttp rubb rube rubi rubp rubu ruce ruci ruct ruer ruet ruge rugg rugi ruit rupe rupp rupt rurc rure ruri rurp ruru rute ruti rutt rutu tbcb tbcc tbce tbit tbrb tbtp tccc tccu tcep tctc tebu tecr tect teec teer teet tegg tegi tegt tegu teic teie teip teir teiu tepe tepi tepp tepu ter- terc tere teri terp terr teru tete teti tetr tett tetu teut tgcc tgtc tibi tibu ticc tice tie- tiee tiei tiep tier tiet tige tigi tigr tiit tiiu