a-a a-b aaa aab aad aak aan aao aas ab- aba abb abd abk abn abo abs ad- ada adb add adk adn ado ads aka akb akd akk akn ako aks an- ana anb and ank ann ano ans aoa aob aod aok aon aoo aos as- asa asb asd ask asn aso ass baa bab bad bak ban bao bas bba bbb bbd bbk bbn bbo bbs bda bdb bdd bdk bdo bds bka bkb bkk bkn bko bks bna bnb bnd bnk bnn bno bns boa bob bod bok bon boo bos bsa bsb bsd bsk bsn bso bss daa dab dad dak dan dao das dba dbb dbd dbk dbn dbo dbs dda ddb ddd ddk ddn ddo dds dka dkb dkk dko dks dna dnb dnd dnk dnn dno dns doa dob dod dok don doo dos dsa dsb dsd dsk dsn dso dss ka- kaa kab kad kak kan kao kas kba kbb kbd kbk kbn kbo kbs kda kdb kdk kdo kds kkb kkk kkn kks kn- kna knd knk knn kno koa kob kod kok kon koo kos ksa ksb ksd ksk ksn kso kss naa nab nad nak nan nao nas nba nbb nbd nbk nbn nbo nbs nda ndb ndd ndk ndn ndo nds nka nkk nkn nko nks nna nnb nnk nnn nno nns no- noa nob nod nok non noo nos nsa nsb nsd nsk nsn nso nss oaa oab oad oak oan oao oas ob- oba obb obd obk obn obo obs oda odb odd odn odo ods oka okb okd okk oko oks on- ona onb ond onk onn ono ons oo- ooa oob ood ook oon ooo oos os- osa osb osd osk osn oso oss saa sab sad sak san sao sas sba sbb sbd sbk sbn sbo sbs sda sdb sdd sdk sdn sdo sds sk- ska skb skd skk sko sks sna snb snd snk snn sno sns soa sob sod sok son soo sos ss- ssa ssb ssd ssk ssn sso sss

-ana a-ak a-do a-ok aaaa aaab aaad aaan aaas aaba aabb aabd aada aads aaka aana aand aaon aaoo aasa aasd aass abaa abab abad abak aban abas abb- abba abbb abbo abbs abda abdo aboa abob abod abok abon aboo abos abs- absa absd abss adaa adab adad adak adan adao adas adba adda addd addn addo adds adna adns adob adod adok adon adoo ados adsa adso adss akaa akan akao akas akdn akka akko akna akok akon akos aksa ana- anaa anab anad anak anan anao anas anba anbb anbo and- anda ando ands ank- anka anko anna annb anno anns ano- anoa anod anon anos ansa ansd anso aoba aoks aonb aono aosd aoss asaa asab asad asak asan asao asas asba asbo asda asdo asds aska asko asks asno asob asod asok ason asos assa assd assk assn asso asss baaa baad baak baan baas baba babb babo babs bada badb badd bado bads bak- baka bako baks bana band bank bann bano bans baon baos basa bask baso bass bbad bbas bbbb bbbs bbdd bbdo bdna bdos bdsd bnas bnss boab boad boak boan boas boba bobb bobo bobs boda bodb bodo bods boka bokn boko boks bona bond bonk bonn bono bons boob bood book boon boos bosa bosk bosn boso boss bsaa bsas bsbd bsnd bsns bsod bson bsos bssd d-bo d-na daab daad daan daas daba dabb dabo dabs dada dado dads daka dako daks dana dand dank dann dano dans daon daos dasa dasb dasd dask dass dbas dbos dbsa dbss dddd ddss dkba dnaa dnab dnad dnan dnas dnsa doab doak doan doas doba dobb dobs dod- doda dodd dodo dods doka doko dona dond donk donn dono dons doob dood dook doon doos dosa dosk doso doss dsba dsda dsoa dsos dssa dssn k-os kaaa kaab kaak kaan kaas kaba kabb kabd kabo kad- kada kadd kado kads kaka kakk kakn kako kaks kana kanb kand kann kano kans kaoa kaok kaon kaos kas- kasa kasb kask kasn kaso kass kbaa kbab kbad kbak kbas kbba kbbb kbbd kbbk kbbo kbbs kbdb kbdn kbdo kbds kbkb kbkk kbko kbna kbnd kbnn kbno kboa kbob kbod kbok kbon kboo kbos kbsa kbsb kbsk kbsn kbso kbss kdaa kdab kdad kdak kdao kdbb kdbn kdbs kddb kddd kddk kdka kdkb kdkd kdkk kdkn kdko kdna kdnd kdnk kdnn kdno kdns kdok kdsd kdsk kdsn kdss kkaa kkan kkba kkbb kkbd kkbn kkbo kkbs kkda kkdd kkdo kkkk kknb kknd kknn kkno kkns kkoa kkob kkon kkoo kksa kksd kksn kkss knaa knab knan knas knba knbb knbn knda kndb kndd kndk kndn kndo knkk knnb knnd knnk knns knob knod knok knon knsa knsb knsd knsk knsn knso knss koab koak koan koas koba kobb kobk kobn kobo kobs koda kodk kodo kods koka kokb kokk kokn koko koks kona kond konk kono koob kook koon kooo koos kos- kosa kosb kosd koso koss ksab ksak ksan ksas ksba ksbn ksbs ksdk ksdn ksds kska kskb kskd kskk kskn ksko ksks ksna ksnb ksnd ksnk ksnn ksns ksob ksok kson ksoo ksos kssa kssn ksso ksss naaa naab naad naan naas naba nabk nabo nabs nada nadk nads naka nako naks nan- nana nanb nand nann nano nans naos nas- nasa nasb nasd nask naso nass nbaa nbad nbak nbas nbbo ndaa ndak ndao ndas nddb nddo ndna ndos ndss nkok nndb nnnn nnos nnsa nnss noaa noak noba nobo nobs noda nodo nods noko non- nona nonn nono nons noo- noob nook noon nooo noos nos- nosa nosk noss nsaa nsbo nsds nskk nsna nsok nsos nssa nssb nsso nsss oaks oass obad obak oban obas obba obbo obkb obok obon obos obsd obsn obss odas odbo odda oddd odds odnb odon odoo odos odso okak okan okas okka okko okna okno okok okon oksa okso onab onan onas onda ondo onna onno onod onon onos onso ooaa