a-do aaaa aaac aaad aaal aaar aaca aacc aacd aacl aaco aacr aacu aada aadc aadu aala aalc aald aall aalo aalu aaoo aara aarc aard aaro aaru acaa acac acad acar acca accc accd acco accu acda acdc acla aclc aclr aclu acoa acod acol acor acou acr- acra acrc acro acrr acu- acul acuo acur adaa adac adad adal adao adar adcc adda addc addd addl addo addr addu adoc adod adoo ador adra adro adua adur alaa alac alad alal alao alar alau alca alcc alco ald- alda aldl aldo all- alla alll allo allr allu aloa aloc alod alol aloo alor alou alro alua alur aoca aola aora aoul arac arad aral arar arau arc- arca arco arda ardc ardl ardo ardu arla arlo aroa arod aroo aror arr- arra arrc arro arrr arru arua arud arul auaa auca audc audo aul- aula auld aull aulo aulu auol aur- aura aurd auro c-cd caaa caac caal cac- caca cacc caco cacr cada cadc cadd cado cadr cadu cala calc cald call calo calu caod caol caor cara carc card carl caro carr cauc caul cauo ccaa ccac ccad ccar ccca cccc cccl cccu ccdc ccdr ccla cclc ccoc ccod ccra ccrc ccrl ccuc cd-r cdaa cdac cdad cdda cddl cddr clad clar clau clcd cldc cldr clod cloo clor clou clra clrd clro clud coad coal coca coco cocu coda codd codl col- cola cold coll colo colu cood cool cor- cora corc cord corl coro corr coua coud coul cour crac crar crau crca crcc crcr crda crdc croc crod crol croo cror crud cuau cuca cucc cuda cula culc culd cull culo cura curd curl curo curr daad daal daar daau daca dada dado dadu dala dall dalo dalu daou dara darc dard darl daro darr daru daud daur dcca dccc dccl dccu dcra dddd ddlc ddoc ddrc dlco doal doar doca doco docu dod- doda dodd dodo dola dold doll dolo dolu dood dool door dora dorc dord doro dorr doru douc doud doul dour draa drac drad drar drau drca drda drod drol drou drra drua druu duaa duad dual duar duca duco duda dudd dudo dudu dula dulc dull dulo dulu duo- dura duro duru duul duur laaa laac laad laal laar laca lacc lacl laco lacu lada ladd lado ladu lala lald lall lalo lalu laou lara larc lard larr laru laud laul laur lcac lcad lcca lccc lcdd lcdr lcor lcra lcrd lcrl llao llcc lldc lllc llll lloa lloc llod lloo llud loac load loar loca locc loco locu loda lola lold loll lolo looc lood lool loor lora lord loro loud loul lour louu lrac lral lrdd lroc lrrc lrrr luau luca luda ludd ludo lula lull lulu lura lurd luua oaau oall oara ocac ocad ocal occa occc oclc ocra ocrl ocro ocrr ocul ocur odac odal odda oddd odla odoo odor odou odra odrl odur olac olar olca olcc olla ollo olor olur ooaa oocr ooda oola oold oolo oooo oora oord orac orad oral orao orar orca orco orda ordo ordu orla orlo orlu oro- oror orra orro ouac ouad oucc oudc oula ould oulu our- oura ouro ouu- raad rac- raca racc raco racu rada radc radd radl rado radr radu rala rall ralo raoc raol rara raro raua rauc raud raul rcac rccc rcdc rcrd rdac rdoc rlua road roar roca rocc roco roda rodd rodo rola rold roll rolo rood rool roor rora rorc roro roru roua roud roul rrad rrrr ruad ruca ruda rudd rudl rudo rula rull rulo rura rurc rurd ruro ruru ruud uaca uald uaoc uarc uaru uaua ucad ucal ucar ucca ucdc ucdd ucla ucrc ucua udaa udad udal udar udau udca udoo udra ulaa ulad ular ulcc ulco ulla ullo ullr ulo- uloc ulua ulul uocc uolc uor- urac urad ural urao urau urca urda urdu urla uro- uroa urol uroo urra urur uulu uuoc uuuu