a-do aaaa aaac aaad aaal aaca aacc aacd aacl aaco aacu aada aadc aadu aala aalc aald aall aalo aalu aaoo acaa acac acad acca accc accd acco accu acda acdc acla aclc aclu acoa acod acol acou acu- acul acuo adaa adac adad adal adao adcc adda addc addd addl addo addu adoc adod adoo adua alaa alac alad alal alao alau alca alcc alco ald- alda aldl aldo all- alla alll allo allu aloa aloc alod alol aloo alou alua aoca aola aoul auaa auca audc audo aul- aula auld aull aulo aulu auol c-cd caaa caac caal cac- caca cacc caco cada cadc cadd cado cadu cala calc cald call calo calu caod caol cauc caul cauo ccaa ccac ccad ccca cccc cccl cccu ccdc ccla cclc ccoc ccod ccuc cdaa cdac cdad cdda cddl clad clau clcd cldc clod cloo clou clud coad coal coca coco cocu coda codd codl col- cola cold coll colo colu cood cool coua coud coul cuau cuca cucc cuda cula culc culd cull culo daad daal daau daca dada dado dadu dala dall dalo dalu daou daud dcca dccc dccl dccu dddd ddlc ddoc dlco doal doca doco docu dod- doda dodd dodo dola dold doll dolo dolu dood dool douc doud doul duaa duad dual duca duco duda dudd dudo dudu dula dulc dull dulo dulu duo- duul laaa laac laad laal laca lacc lacl laco lacu lada ladd lado ladu lala lald lall lalo lalu laou laud laul lcac lcad lcca lccc lcdd llao llcc lldc lllc llll lloa lloc llod lloo llud loac load loca locc loco locu loda lola lold loll lolo looc lood lool loud loul louu luau luca luda ludd ludo lula lull lulu luua oaau oall ocac ocad ocal occa occc oclc ocul odac odal odda oddd odla odoo odou olac olca olcc olla ollo ooaa ooda oola oold oolo oooo ouac ouad oucc oudc oula ould oulu ouu- uaca uald uaoc uaua ucad ucal ucca ucdc ucdd ucla ucua udaa udad udal udau udca udoo ulaa ulad ulcc ulco ulla ullo ulo- uloc ulua ulul uocc uolc uulu uuoc uuuu