-ana a-ak aaaa aaab aaac aaad aaal aaan aaba aabb aabc aabd aabl aabt aaca aacb aacc aacd aack aacl aacn aact aada aadc aadt aaka aala aalc aald aall aana aand aata aatc aatk aatt abaa abab abac abad abak abal aban abat abb- abba abbb abbt abca abcb abcc abcd abcl abcn abct abda abla abta ac-t acaa acab acac acad acan acat acba acbl acca accc accd acct acda acdb acdc acdt ackd acla aclc acta actc actl actt adaa adab adac adad adak adal adan adat adba adbc adcc adda addc addd addl addn adna adta akaa akal akan akca akdn akka akna alaa alac alad alak alal alan alat alb- alba albc alca alcc ald- alda aldl alk- alka alkb alkd all- alla alll alln alna alta altn ana- anaa anab anac anad anak anal anan anat anba anbb anbl anca ancc anct and- anda andl andt ank- anka anla anlc anln anna annb annt ant- anta antl antt at-l at-t ataa atab atac atad atak atal atan atat atca atcc atck atcl atdt atka atkt atla atna atta attn baaa baad baak baal baan baat baba babb bac- baca bacc back bacn bact bada badb badd bak- baka bakl bakt bala balc bald balk ball balt bana banc band bank bann bant bata batc batn batt bbad bbbb bbdd bblb bcaa bcat bcbc bcca bccc bccl bcda bctc bdbc bddc bdna blaa blab blac blad blak blan blat blbt bldc blkb blkd bnta btaa btan btcc btcl btdt btla bttb c-cd caaa caab caac caal caan caat caba cac- caca cacc cack cada cadc cadd caka cala calc cald calk call calt cana canc cand cank cann cant cat- cata catb catc catd catt cbac cbal cbat cbbc cbca cbcc cbcl cbcn cbct cbdb cbdc cbdn cbka cbkl cbkn cblb cblc cbln cbna cbnd cbta cbtc cbtl ccaa ccab ccac ccad ccat ccba ccbc ccbn ccca cccb cccc cccl ccdc ccdn ccla cclc ccna ccnb ccnc cctb cctc cctl cctt cdaa cdac cdad cdba cdda cddb cddl cdna cdnb cdnc ckac ckan ckat ckbc ckck ckcl ckln cknb cknc cknt cktb clab clad clan clat clcd cldc cltb cltc cnaa cnac cnbc cnbl cnda cndd cnna cnta cntc cntk ctab ctal ctan ctba ctca ctta cttn d-na daab daad daal daan daba dabb dabt daca dact dada daka dala dalk dall dalt dana dand dank danl dann dant data datt dbcc dbnl dbtt dcbc dcca dccb dccc dccl dcct dcdb dctc dddd ddlc dkba dkdc dlab dlbd dnaa dnab dnac dnad dnan dnat dntt dtaa dtac dtcc dtla dtna dtnb kaaa kaab kaak kaal kaan kaat kaba kabb kabc kabd kacb kacc kacd kacl kact kad- kada kadd kadl kadt kaka kakc kakk kakn kakt kala kalb kalc kald kalk kall kaln kalt kana kanb kand kann kant kat- kata katb katc katd katk katl katn katt kbaa kbab kbac kbad kbak kbal kbat kbba kbbb kbbc kbbd kbbk kbbl kbbt kbca kbcb kbck kbcl kbct kbdb kbdl kbdn kbkb kbkk kbkl kbla kblb kbld kbll kblt kbna kbnd kbnl kbnn kbta kbtb kbtc kbtk kbtl kbtn kbtt kcaa kcab kcac kcad kcal kcat kcba kcbc kcbd kcbk kcbl kcca kccb kccc kccd kcck kccl kcct kcda kcdc kcdd kckc kckk kckl kckn kcla kclc kclk kcll kcln kclt kcnb kcnd kcnt kcta kctb kctc kctn kdaa kdab kdac kdad kdak kdal kdat kdbb kdbl kdbn kdca kdcc kdcd kddb kddc kddd kddk kddl kdka kdkb kdkd kdkk kdkn kdkt kdla kdlb kdlc kdld kdll kdna kdnd kdnk kdnn kdta kdtd kdtn kkaa kkac kkal kkan kkat kkba kkbb kkbd kkbl kkbn kkbt kkcb kkcd kkck kkcl kkcn kkct kkda kkdc kkdd kkdl kkdt kkkk kklb kklc kkld kkll kkln kknb kknd kknn kknt kktc kktk kktl klaa klab klac klad klak klal klan klat klbb klbc klbd klbl klbn klbt klca klcb klcc klcd klck klcl klcn kldc kldd kldn klka klkc klkk klkl klkn klla kllb kllc kllk klnc klnd klnn klnt kltc kltd kltk kltn kltt knaa knab knac knal knan knat knba knbb knbc knbn knbt knca kncb knck kncn knct knda kndb kndc kndd kndk kndl kndn knkk knkt knla knlb knlc knlt knnb knnd knnk kntk kntn ktaa ktak ktal ktan ktat ktba ktbb ktbc ktbl ktbn ktbt ktcc ktck ktcl ktdb ktdc ktdd ktdk ktkb ktkc ktkk ktkn ktkt ktla ktlb ktlk ktln ktlt ktna ktnc ktnd ktnk ktnl ktnn ktnt kttc kttk kttn kttt laaa laac laad laak laal laan laat laba laca lacc lack lacl lact lada ladd laka lala lald lall lan- lana lanc land lank lann lant lata latc latd latn latt lbcc lcac lcad lcat lcbc lcca lccc lcdd lctl lkab lkal lkan llan llat llcc lldb lldc lllc llll lndn lnnk lntc ltac ltbl ltcc ltnt lttc naaa naab naac naad naal naan naat naba nabc nabk nabl naca nacc nacd nack nacl nada nadc nadk naka nala nalc nald nall nalt nan- nana nanb nand nann nant nata natc natl natt nbaa nbad nbak nbbc nbca nbcc ncaa ncac ncat ncba ncbc ncca nccc nccn ncct ncda ncdc ncdn nclc ncln ncna ncnc ncnd ncta nctc ndaa ndak ndcc nddb ndna ndnt ndtc nknt nlab nlat nlcc nndb nnnn nntn ntbc ntcc ntla ntnd taa- taal taan taat taba tabb tabc tabl taca tacc tack tacl tact tada taka takk takt tala talc talk tall tana tand tank tann tant tata tatb tatt tbca tbcb tbcc tbcd tbta tcad tcca tccc tcdd tcnn tctc tdac tdal tddb tdna tkac tlac tnbc tnca tncc tndd tnla ttab ttbb ttcn tttt