-ana -vac a-un aaaa aaac aaad aaan aaav aaca aacc aacd aacn aact aacu aacv aada aadc aadt aadu aana aand aata aatc aatt aava ac-t acaa acac acad acan acat acca accc accd acct accu acda acdc acdt acta actc actt actu actv acu- acut acvv adaa adac adad adan adat adcc adda addc addd addn addu adna adta adua adun advt ana- anaa anac anad anan anat anau anca ancc anct and- anda andt anna annt ant- anta antt antu antv anua anun anut at-t ataa atac atad atan atat atca atcc atdt atna atta attn attu atua atuc atun auaa auca auct audc auna aunt aut- avan avat avcc avda avun avva c-cd caaa caac caan caat cac- caca cacc cada cadc cadd cadu cana canc cand cann cant cat- cata catc catd catt catu catv cauc caut cava cavu ccaa ccac ccad ccat ccca cccc cccu cccv ccdc ccdn ccna ccnc ccnu cctc cctt cctv ccuc ccut cdaa cdac cdad cdda cdna cdnc cdtv cdvd cnaa cnac cnda cndd cnna cnta cntc cnut ctan ctca ctta cttn ctvt cuan cuau cuca cucc cucn cuda cuna cund cunt cut- cuta cutc cutt cutv cvac cvca cvcc d-na d-tv daad daan daau daca dact dada dadu dana dand dann dant danu data datt datu daud daun daut dava dcca dccc dcct dccu dccv dctc dctv dcvd dddd ddtv dnaa dnac dnad dnan dnat dntt dnut dtaa dtac dtcc dtna duaa duad duan duat duca duct duda dudd dudu duna dunc dunn dunt duta duut duva dvda dvnt n-tv naaa naac naad naan naat naca nacc nacd nada nadc nadu nan- nana nand nann nant nanu nata natc natt natu natv naut nava navv ncaa ncac ncat ncca nccc nccn ncct nccu ncda ncdc ncdn ncdu ncna ncnc ncnd ncta nctc nctv ncua ndaa ndau ndcc ndna ndnt ndtc ndtv ndut nnnn nntn nnvt ntcc ntnd ntnu nttv ntuc nuan nuca nucu nuda nudc nudd nuna nunc nunn nunt nutt nutu nuva nvcc nvda nvtc nvtv taa- taan taat taca tacc tact tacv tada tana tand tann tant tanu tata tatt tatu tatv taua tauc taut tava tcad tcca tccc tccu tcdd tcnn tctc tdac tdna tdtv tnca tncc tndd tnut ttcn tttt tuan tuat tuca tucc tudu tuna tunc tund tunn tunu tuta tutt tutu tuva tvac tvad tvtv uaca uata uatu uatv uaua ucad ucan ucat ucav ucca ucdc ucdd uctv ucua ucut udaa udad udau udca udun unaa unac unan unat unau unca uncc unct unda unna untv unut utac utan utau uttu uuta uuuu uv-a uv-c uvaa uvac uvat uvda uvvu vaad vaan vaat vaca vada vadu vana vanc vand vann vant vanu vata vatt vatu vaud vaut vava vcat vdcc vnav vtac vtun vuca vuda vudu vutv vvvv