a-be aaaa aaab aaac aaae aaal aaap aaar aaba aabb aabc aabl aabp aaca aacb aacc aace aacl aaco aacp aacr aacu aaea aaec aaep aala aalc aale aall aalo aalu aaoe aaoo aapa aapc aapl aapo aara aarc aare aaro aarp aaru aaup abaa abab abac abae abal abap abar abau abb- abba abbb abbe abbo abbr abca abcb abcc abcl abcp abcr abec abee abel aber abla able ablo aboa abob abol aboo abor abou abpa abpc abpp abpr abra abrc abro abua abue abul acaa acab acac acae acap acar acba acbl acca accc acce acco accp accu ace- acea acec acel acer acla aclc acle aclr aclu acoa acoe acol acop acor acou acpa acpe acpr acpu acr- acra acrc acre acro acrr acu- acue acul acuo acup acur aeac aeap aecb aecl aeer aela aelc aelp aer- aera aerc aero al-p alaa alac alae alal alao alap alar alau alb- alba albc albe albo albu alca alcc alce alco alea alec alee aleo alep aler aleu all- alla alle alll allo allr allu aloa aloc aloe alol aloo alop alor alou alpa alpe alpl alpo alpu alro alua alur aoba aoca aoce aoeu aola aole aopo aora aorb aoul apac apal apao apap apar apba apbr apca apcb apcc apco apcr apea apec apel apep aper apeu apl- apla aple aplp aplu apo- apoc apoe apoo apop apor apou appa appc appl appr appu apra aprc apre apro apua apuc apup arab arac arae aral arap arar arau arba arbe arc- arca arce arco area arec aree arel areo arep areu arla arle arlo aroa arob aroe aroo aror arpa arpe arpl arpu arr- arra arrc arre arro arrr arru arua arub arue arul arup auaa aube auca auce aucp auel auer aul- aula aule aull aulo aulu auol aupc aur- aura aure auro baaa baal baar baba babb babe babo babr babu bac- baca bacc bace baco bael baer bala balc bale ball balo balu baol bapa bapc bape bapp bapu bar- bara barb barc bare baro barr baru bau- baul baur bbau bbbb bbeb bblb bbpr bbrc bcaa bcap bcar bcbc bcbp bcca bccc bccl bcec bcer bcor bcpl bcpp bcra bcru bcuc bcup beal beap bear beau beba bebb bebe bebo beca becu beeb beel beep beer bela bele bell belo belp belu beo- beor bepo bera berc bere bero berr beru beur blaa blab blac blae blau blcu blea bleb blee bleo bleu blob bloc bloo blop blou blrc blub blue blup blur boab boac boal boar boba bobb bobe bobo bobu boca boce boco bocu boea boec boee boel boeo boep boer bola bole boll bolo bolu boob booc booe bool boop boor bopa bope bopp bor- bora bore boro borr boru boua boue boul boup bour bpcp bpea bpel bpoe bprc brab brac brae brao brau brca brcb brce brea breb brec bree brel breo brep brer brlp broa brob broc broe brol broo bror brou brrr bruc brue brup bual buar buba bubb bube bubo bubu buca bucc buce buco bucu buea buel buer bueu bula bulb bule bull bulu buol bupa bupc bur- bura burb bure burl buro burp burr buru c-bo caaa caab caac caal caap caba cabe cabo cabu cac- caca cacc cace caco cacr caec caer caeu cala calc cale call calo calp calu caol caor capa capb capc cape capo capp capu cara carb carc care carl caro carp carr cauc caul cauo caup cbac cbal cbar cbbc cbca cbcc cbce cbcl cbcp cbcr cbcu cbea cbec cbee cber cblb cblc cbol cbpc cbpp cbre cbrl ccaa ccab ccac ccap ccar ccba ccbc ccca cccb cccc cccl cccp cccu ccee ccel ccla cclc ccob ccoc ccpa ccpe ccpl ccpp ccpr ccra ccrc ccre ccrl ccrp ccuc ccup ceac ceal cear ceba cebp cebu cec- ceca cece ceco cecp ceeb ceec ceel cel- cela celc cele cell celo ceol ceop ceor ceou cepa cepc cepe cepo cepp cepr cer- cera cerc cere cerl cero cerp clab clap clar clau clea clec clee cleo clep cler cleu clob cloe cloo clop clor clou clpb clpp clra clro club clue coal coba cobb cobe cobo cobu coca coce coco cocp cocu coel coep col- cola colb cole coll colo colp colu coob cool coop copa cope copo copp copr cor- cora corb corc core corl coro corp corr coua coub coue coul coup cour cpaa cpac cpap cpbc cpca cpce cpcu cpea cpeb cpep cper cplc cppa cpre crab crac crap crar crau crbc crbu crca crcc crce crcr cre- crea creb crec cree creo crep creu crob croc croe crol croo crop cror crpc crub crue crup cuau cub- cuba cubb cube cuca cucc cuce cuer cula culb culc cule cull culo culp cupe cupl cupo cupp cupr cura curb cure curl curo curr e-cl e-la eaba eaca eacc eaec eala ealc eale eaop eapc eapp eara earb eare earl earo earp ebac ebal ebba ebbc ebbo ebbr ebcc ebel eber ebla eboe ebol eboo ebor ebpo ebro ebru ebul ebur ecaa ecac ecal ecao ecar ecbc ecbe ecca eccb eccc ecce eccl ecco ecla eco- ecol ecop ecou ecpa ecpp ecra ecrc ecrl ecrr ecru ecua eeca eeea eeee eele eeoc eera eerc eero el-b el-p elab elac elal elar elba elbe elbo elbu elca elcb elce elco elea elec elee eleo eler ella elle ello ellu elpe elra elro elue elul eola eole eolo eora eore eorl epaa epac epcc epec epee eper eple epll epoc epol epor eppa eppc eppo eppp epra eprb epro eprp epub eral erap erau erba erbb erbe erca ercc erce ercp ereb erec erel erer erla erle erll erob eroc eroe erol eroo erpa erpe erra errc erre erro erua erub eruc erur euba eubc euer eula eule eur- eura eurc eure euro laaa laac laal laap laar laba labe labo labr labu laca lacc lace lacl laco lacp lacu lael laer lala lale lall lalo lalu