-ana a-do aaaa aaac aaad aaaf aaan aaca aacc aacd aacf aacn aaco aada aadc aafa aafc aafd aaff aana aand aaon aaoo acaa acac acad acan acca accc accd accf acco acda acdc acdf acfc acfd acoa acod acon adaa adac adad adan adao adcc adda addc addd addn addo adfa adfc adna adoc adod adon adoo afaa afad afan afao afca afcc afdc affa affc affo afoa afoo ana- anaa anac anad anan anao anca ancc anco and- anda ando anfa anfo anna anno ano- anoa anod anon aoca aono c-cd caaa caac caaf caan cac- caca cacc caco cada cadc cadd cado cafa cafc caff cana canc cand cann cano caod ccaa ccac ccad ccaf ccca cccc cccf ccdc ccdf ccdn ccfa ccfc ccfd ccff ccna ccnc ccnf ccoc ccod cdaa cdac cdad cdda cdfa cdna cdnc cdnf cdon cfaa cfac cfao cfca cfcf cfcn cfco cfda cfoa cnaa cnac cnco cnda cndd cnfa cnna coad coan coca coco coda codd cofc coff con- cona conc cond conf conn cono cood coof coon d-na daad daan daca dada dado dafa dafc daff dafo dana dand dann dano daon dcca dccc dcfc dcon dddd ddoc dfaf dfcc dfco dffa dnaa dnac dnad dnan dnoc doan doca doco dod- doda dodd dodo doff dona donc dond donn dono dood doof doon faaa faac faad faan faca facc fada fadd fado fafa fafc faff fafo fana fanc fand fano faon fcca fccf fcda fdca fdoa fdoc ffcc ffff fnac fndd fndn foad foaf foan foca foco foda fofo fond fono food foof foon naaa naac naad naan naca nacc nacd nacf naco nada nadc nadf nafa nafc naff nafo nan- nana nand nann nano naoc ncaa ncac ncca nccc nccf nccn ncda ncdc ncdn ncfc ncna ncnc ncnd ncoa ncoc ndaa ndao ndcc nddo ndfa ndna ndoc nfaa nfda nfdc nfff nfon nnnn noaa noac noco noda nodo non- nona nonn nono noo- noon nooo oafc oafo ocac ocad ocan occa occc occn ocfa ocna ocon odac odda oddd odon odoo ofan off- offa offc offo ofna ofno onan onc- onca oncd oncf onco onda ondo onna onno onod onon ooaa ooda ooff oona oooo