-ana a-un aaaa aaab aaac aaad aaal aaan aaba aabb aabc aabd aabl aaca aacb aacc aacd aacl aacn aacu aada aadc aadu aala aalc aald aall aalu aana aand abaa abab abac abad abal aban abau abb- abba abbb abca abcb abcc abcd abcl abcn abda abdu abla abnu abua abud abul abun acaa acab acac acad acan acba acbl acca accc accd accu acda acdb acdc acla aclc aclu acu- acul adaa adab adac adad adal adan adba adbc adcc adda addc addd addl addn addu adna adua adub adun alaa alac alad alal alan alau alb- alba albc albu alca alcc ald- alda aldl all- alla alll alln allu alna alua alun ana- anaa anab anac anad anal anan anau anba anbb anbl anbu anca ancc and- anda andl anla anlc anln anlu anna annb anua anub anul anun auaa auca audc aul- aula auld aull auln aulu auna baaa baad baal baan baba babb babu bac- baca bacc bacn bada badb badd badu bala balc bald ball balu bana banc band bann banu bau- baud baul bbad bbau bbbb bbdd bblb bcaa bcbc bcca bccc bccl bcda bcnu bcuc bdbc bddc bdna blaa blab blac blad blan blau blcu bldc blub blud buad bual buba bubb bubu buca bucc bucu buda budb budd budl budu bula bulb buld bull bulu buna bunb bund bunn bunu c-cd caaa caab caac caal caan caba cabu cac- caca cacc cada cadc cadd cadu cala calc cald call calu cana canc cand cann cauc caul cbac cbal cbbc cbca cbcc cbcl cbcn cbcu cbdb cbdc cbdn cblb cblc cbln cbna cbnd ccaa ccab ccac ccad ccba ccbc ccbn ccca cccb cccc cccl cccu ccdc ccdn ccla cclc ccna ccnb ccnc ccnu ccuc cdaa cdac cdad cdba cdda cddb cddl cdna cdnb cdnc clab clad clan clau clcd cldc club clud clun cnaa cnac cnbc cnbl cnda cndd cnna cuan cuau cub- cuba cubb cuca cucc cucn cuda cula culb culc culd cull cuna cund d-na daab daad daal daan daau daba dabb dabu daca dada dadu dala dall dalu dana dand danl dann danu daub daud daun dbcc dbnl dcbc dcca dccb dccc dccl dccu dcdb dddd ddlc ddub dlab dlbd dnaa dnab dnac dnad dnan duaa duab duad dual duan dub- duba dubb dubc dubu duca duda dudd dudu dula dulc dull dulu duna dunc dunn duul laaa laac laad laal laan laba labu laca lacc lacl lacu lada ladd ladu lala lald lall lalu lan- lana lanc land lann lanu laub laud laul laun lbcc lcac lcad lcbc lcca lccc lcdd llan llcc lldb lldc lllc llll llud lndn luan luau luba luca luda ludd lula lull lulu luna lund lunn luua naaa naab naac naad naal naan naba nabc nabl nabu naca nacc nacd nacl nada nadc nadu nala nalc nald nall nalu nan- nana nanb nand nann nanu naul nbaa nbad nbbc nbca nbcc ncaa ncac ncba ncbc ncca nccc nccn nccu ncda ncdc ncdn ncdu nclc ncln ncna ncnc ncnd ncua ndaa ndau ndcc nddb ndna nlab nlcc nndb nnnn nuan nuba nubc nubl nuca nucu nuda nudc nudd null nuna nunc nunn uabc uaca uald uaua ubac ubal ubba ubla ubud ucad ucal ucan ucbc ucca ucdc ucdd ucla ucua udaa udad udal udau udbc udca udun ulaa ulad ulan ulbc ulcc ulla ulna ulua ulul unaa unac unal unan unau unbd unca uncc uncl unda unna uulu uuuu