-ana a-un aaaa aaab aaac aaal aaan aaar aaba aabb aabc aabl aaca aacb aacc aacl aacn aaco aacr aacu aala aalc aall aalo aalu aana aaon aaoo aara aarc aaro aaru abaa abab abac abal aban abar abau abb- abba abbb abbo abbr abca abcb abcc abcl abcn abcr abla ablo abnu aboa abob abol abon aboo abor abou abra abrc abro abua abul abun acaa acab acac acan acar acba acbl acca accc acco accu acla aclc aclr aclu acoa acol acon acor acou acr- acra acrc acro acrr acu- acul acuo acur alaa alac alal alan alao alar alau alb- alba albc albo albu alca alcc alco all- alla alll alln allo allr allu alna aloa aloc alol alon aloo alor alou alro alua alun alur ana- anaa anab anac anal anan anao anar anau anba anbb anbl anbo anbu anca ancc anco anla anlc anln anlo anlu anna annb anno ano- anoa anon anor anrc anua anub anul anun aoba aoca aola aonb aono aora aorb aorn aoul aoun arab arac aral aran arar arau arba arc- arca arco arla arlo arna arno aroa arob aron aroo aror arr- arra arrc arro arrr arru arua arub arul arun auaa auca aul- aula aull auln aulo aulu auna auol aur- aura auro baaa baal baan baar baba babb babo babr babu bac- baca bacc bacn baco bala balc ball balo balu bana banc bann bano banr banu baol baon bar- bara barb barc barn baro barr baru bau- baul baur bbau bbbb bblb bbrc bcaa bcar bcbc bcca bccc bccl bcnu bcor bcra bcru bcuc blaa blab blac blan blau blcu blno blob bloc blon bloo blou blrc blub blur bnoc bnor bnrr boab boac boal boan boar boba bobb bobo bobu boca boco bocu bola boll boln bolo bolu bona bonc bonn bono bonu boob booc bool boon boor bor- bora born boro borr boru boua boul boun bour brab brac bran brao brau brca brcb brna brno broa brob broc brol bron broo bror brou brrr bruc brun bual buar buba bubb bubo bubu buca bucc buco bucu bula bulb bull bulu buna bunb bunn buno bunu buol buon bur- bura burb burl burn buro burr buru c-bo caaa caab caac caal caan caba cabo cabu cac- caca cacc caco cacr cala calc call calo calu cana canc cann cano caol caor cara carb carc carl carn caro carr cauc caul cauo cbac cbal cbar cbbc cbca cbcc cbcl cbcn cbcr cbcu cblb cblc cbln cbna cbol cbrl cbrn ccaa ccab ccac ccar ccba ccbc ccbn ccca cccb cccc cccl cccu ccla cclc ccna ccnb ccnc ccnr ccnu ccob ccoc ccra ccrc ccrl ccuc clab clan clar clau clob clon cloo clor clou clra clro club clun cnaa cnac cnbc cnbl cnco cnna cnrc cnrr coal coan coba cobb cobo cobu coca coco cocu col- cola colb coll coln colo colu con- cona conc conn cono coob cool coon cor- cora corb corc corl corn coro corr coua coub coul coun cour crab crac cran crar crau crbc crbu crca crcc crcr crna crob croc crol cron croo cror crub crun cuan cuau cub- cuba cubb cuca cucc cucn cula culb culc cull culo cuna cuno cuon cura curb curl curn curo curr laaa laac laal laan laar laba labo labr labu laca lacc lacl laco lacu lala lall lalo lalu lan- lana lanc lann lano lanu laon laou lara larb larc larn larr laru laub laul laun laur lbar lbcc lblr lcac lcbc lcca lccc lcor lcra lcrl llan llao llcc lllc llll lloa lloc lloo lncr loac loan loar lob- loba lobb lobo loca locc locn loco locu lola loll lolo lona lono lonr loob looc lool loon loor lora lorn loro loul loun lour louu lrac lral lrba lroc lron lrrc lrrr luan luau luba luca lula lull lulu luna lunn luno lura luua naaa naab naac naal naan naar naba nabc nabl nabo nabu naca nacc nacl naco nala nalc nall nalu nan- nana nanb nann nano nanu naoc naor nara narc narn naro narr naru naul nauo naur nbaa nbar nbbc nbbo nbca nbcc nbco ncaa ncac ncar ncba ncbc ncca nccc nccn nccr nccu nclc ncln nclr ncna ncnc ncoa ncoc ncor ncra ncrc ncua nlab nlcc nlra nlrb nnnn noaa noac noal noba nobc nobo nobu nocl noco nola noll nolo non- nona nonn nono nonu noo- noob nool noon nooo noor nor- nora norb norc norn noro norr noul noun nour nrab nrca nrlb nrna nroc nron nrrc nrrl nuan nuba nubc nubl nuca nucu null nuna nunc nunn nuno nuoc nuon nura nurc nurl nurn nurr nuru oaau oall oara obal oban obba obbo obla oblu obol obon obor obra obro ocab ocac ocal ocan ocbc occa occc occn oclc ocna ocon ocra ocrl ocro ocrr ocul ocur olac olan olar olba olbo olca olcc olla ollo olon olor olur onab onal onan onar onc- onca onco onla onna onno onon onor onra onur ooaa ooba oocr oola oolo oona oooo oora orab orac oral oran orao orar orba orbb orbo orbu orca orco orla orlo orlu orna ornc orno oro- oron oror orra orro orub ouac ouan oucc oula oulu oun- ouna our- oura ourn ouro ouu- raab raan raba rabb rabl rabo rabu rac- raca racc raco racu rala ralb rall ralo rana ranc rann rano raob raoc raol rara rarb raro raua raub rauc raul raun rbbb rbbr rbcl rcac rcbc rcbo rccb rccc rcnl rcnr rcon rlab rlua rnal rnbr rnco roab roan roar rob- roba robb robo robu roca rocc roco rola roll rolo rona ronc rono roob rool roon roor rora rorc roro roru roua roub roul roun rrna rrrr rrun ruan ruba rubb rubu ruca rula rull rulo runa runc runn runo rura rurc ruro ruru ruun uabc uaca uaoc uarc uaru uaua ubac ubal ubar ubba ubbo ubla ublo uboc ubon ubra ucal ucan ucar ucbc ucca ucla