-ana a-ak a-do a-ok aaaa aaac aaad aaan aaca aacc aacd aack aacn aaco aada aadc aaka aana aand aaon aaoo acaa acac acad acan acca accc accd acco acda acdc ackd acoa acod acon adaa adac adad adak adan adao adcc adda addc addd addn addo adna adoc adod adok adon adoo akaa akan akao akca akdn akka akko akna akok akon ana- anaa anac anad anak anan anao anca ancc anco and- anda ando ank- anka anko anna anno ano- anoa anod anon aoca aono c-cd caaa caac caan cac- caca cacc cack caco cada cadc cadd cado caka cana canc cand cank cann cano caod ccaa ccac ccad ccca cccc ccdc ccdn ccna ccnc ccoc ccod cdaa cdac cdad cdda cdna cdnc cdon ckac ckan ckck ckco ckdo cknc ckoa ckoc ckoo cnaa cnac cnco cnda cndd cnna coad coak coan coca cock coco coda codd cok- coka coko con- cona conc cond conk conn cono cood cook coon d-na daad daan daca dada dado daka dako dana dand dank dann dano daon dcca dccc dcon dddd ddoc dkdc dnaa dnac dnad dnan dnoc doak doan doca dock doco dod- doda dodd dodo doka doko dona donc dond donk donn dono dood dook doon kaaa kaak kaan kacc kacd kaco kad- kada kadd kado kaka kakc kakk kakn kako kana kand kann kano kaoa kaoc kaok kaon kcaa kcac kcad kcca kccc kccd kcck kcda kcdc kcdd kckc kckk kckn kcko kcnd kcno kcon kdaa kdac kdad kdak kdao kdca kdcc kdcd kdco kddc kddd kddk kdka kdkd kdkk kdkn kdko kdna kdnd kdnk kdnn kdno kdoc kdok kkaa kkac kkan kkcd kkck kkcn kkco kkda kkdc kkdd kkdo kkkk kknd kknn kkno kkoa kkon kkoo knaa knac knan knca knck kncn knco knda kndc kndd kndk kndn kndo knkk knnd knnk knoc knod knok knon koac koak koan koca kocd kock kocn koda kodk kodo koka kokc kokk kokn koko kona konc kond konk kono kooc kook koon kooo naaa naac naad naan naca nacc nacd nack naco nada nadc nadk naka nako nan- nana nand nann nano naoc ncaa ncac ncca nccc nccn ncda ncdc ncdn ncna ncnc ncnd ncoa ncoc ndaa ndak ndao ndcc nddo ndna ndoc nkok nnnn noaa noac noak nock noco noda nodo noko non- nona nonn nono noo- nook noon nooo ocac ocad ocak ocan occa occc occn ocna ocon odac odda oddd odon odoo okak okan okka okko okna okno okok okon onan onc- onca oncd onco onda ondo onna onno onod onon ooaa ooak ooda oona oooo