a-do aaaa aaac aaad aaal aaca aacc aacd aacl aaco aada aadc aala aalc aald aall aalo aaoo acaa acac acad acca accc accd acco acda acdc acla aclc acoa acod acol adaa adac adad adal adao adcc adda addc addd addl addo adoc adod adoo alaa alac alad alal alao alca alcc alco ald- alda aldl aldo all- alla alll allo aloa aloc alod alol aloo aoca aola c-cd caaa caac caal cac- caca cacc caco cada cadc cadd cado cala calc cald call calo caod caol ccaa ccac ccad ccca cccc cccl ccdc ccla cclc ccoc ccod cdaa cdac cdad cdda cddl clad clcd cldc clod cloo coad coal coca coco coda codd codl col- cola cold coll colo cood cool daad daal daca dada dado dala dall dalo dcca dccc dccl dddd ddlc ddoc dlco doal doca doco dod- doda dodd dodo dola dold doll dolo dood dool laaa laac laad laal laca lacc lacl laco lada ladd lado lala lald lall lalo lcac lcad lcca lccc lcdd llao llcc lldc lllc llll lloa lloc llod lloo loac load loca locc loco loda lola lold loll lolo looc lood lool oall ocac ocad ocal occa occc oclc odac odal odda oddd odla odoo olac olca olcc olla ollo ooaa ooda oola oold oolo oooo