a-do a-ii aaaa aaab aaad aaai aaas aaba aabb aabd aabi aabt aada aadi aads aadt aaib aaii aais aaoo aasa aasd aasi aass aast aata aatt abaa abab abad abai abas abat abb- abba abbb abbi abbo abbs abbt abda abdi abdo abia abib abid abis abit aboa abob abod aboo abos abot abs- absa absd absi abss abta abts adaa adab adad adai adao adas adat adba adbi adda addd addi addo adds adia adib adio adis adit adob adod adoo ados adot adsa adsi adso adss adst adta adts aiai aias aiba aibo aida aidb aidi aids aidt aiia aiib aiid aioi aisa aisb aisd aisi aiso aist aita aiti aits aitt aoba aosd aoss aotd asaa asab asad asai asao asas asat asba asbo asda asdo asds asia asii asio asis asit asob asod asoi asos asot assa assd assi asso asss asst asta astb asti asto asts at-t ataa atab atad atai atas atat atbs atdi atdt atia atid atis atit atob atod atoi atos atot atsb atsi atst atta atti atto atts ba-i baaa baad baas baat baba babb babi babo babs bada badb badd badi bado bads baia baib baid baio bais bait baos basa basi baso bass bast bata bati bato bats batt bbad bbas bbbb bbbs bbdd bbdo bdii bdos bdsd biad biao bias biat biba bibb bibi bibo bibs bida bidi bido bids biis bio- bioi bios biot bis- bisa bisd biso biss bist bita bitd bito bits bitt boab boad boai boas boat boba bobb bobi bobo bobs boda bodb bodi bodo bods boi- boid boii bois boit boob bood boos boot bosa bosi boso boss bost bota botb botd boti boto bots bott bsaa bsas bsat bsbd bsod bsos bssd bsts btaa btdt btob btss bttb d-bo daab daad daas daba dabb dabo dabs dabt dada dadi dado dads daia daid daio dais dait daos dasa dasb dasd dasi dass dast data dati dato dats datt dbas dbit dbos dbsa dbss dbtt dddd ddot ddss ddts dia- diab diad diao dias diat diba dibb dibo dibs dida didi dido dids diii diis dios diot dis- disa disd disi diso diss dist dita diti dito dits ditt doab doas doat doba dobb dobi dobs dod- doda dodd dodi dodo dods doid dois doit doob dood doos doot dosa dosi doso doss dost dota dotd doti doto dots dott dsba dsda dsoa dsos dssa dssi dsst dsto dsts dtaa dtot dtss iaaa iaai iaas iaat iaba iadb iadt iaia iais iasa iasi iaso iata iati ibad ibas ibat ibdo ibia ibid ibis ibos ibot ibsa ibss ibtb ibts idad idas idat idda iddo idia idid idio idis idos idsa idso idss idta idts iias iida iiii iiio iiis iiit iioi iioo iios iisd iisi iist iita iitt ioba iobi iod- ioda iodd iodo ioii ioio ioit iooi iooo ioos ioso iota ioto is-a isad isai isao isas isat isba isbd isbt isda isdb isds isia isis isit iso- isos issa issi isso isss ista istd isti isto ists itaa itai itas itat itbs itdo itia itis itoi itoo itos itsa itsi itso itta itto oais oasi oass oast oats obad obai obas obba obbo obdt obia obid obis obit oboi obos obot obsd obss obst obtd obts odai odas odbo odda oddd oddi odds odia odio odis odoo odos odot odso odts oiba oido oids oiii oios oisd oist oita oiti ooaa ooba oobi ooda oodi ooia ooid oooo ooos oosa oosi oost ootb oots osai osas osat osba osdi osia osii osis osoi osoo osos ossa ossb ossd ossi osso osta osti osts otas otbd otbs otis otit oto- otoo otos otsa otso otta otti otto otts s-ib s-ii s-os saab saad saas saat saba sabb sabi sabo sabs sada sadb sadd sadi sado sads sadt saia said sais sait saoi saos sasa sasd sasi saso sass sast sata satb satd sati sato sats satt sbaa sbai sbas sbbs sbds sbia sbot sbsa sbsd sbsi sbst sdba sdds sdib sdio sdot sdss siaa siab siai sias siat siba sibi sibo sibs sida sidd sidi sido sids siit siod sios siot sisa sisd sisi siss sist sit- sita sitd siti sito sits sitt soad soas soat soba sobo sobs sobt soda sodd sodo sods soia sois soit sood soos soot sosa sosi soso soss sost sota soto sots ssaa ssab ssao ssas ssat ssdd ssid ssis ssit ssot sssa sssb sssi ssss ssta sstb sstd ssts stab stad stai stas stat stbd stbs stds stia stib stid stio stis stit stoa stob stod stoo stos stot stsi stss sttd taa- taas taat taba tabb tabi tabo tabs tada tado tads taia taio tais tait taoa taos tasa tasb tasi tass tast tata tatb tati tato tats tatt tbas tbbs tbit tbst tbta tddb tdis tdss tiaa tiab tiao tias tiba tibi tibs tidd tids tiit tios tisa tisb tisi tiso tiss tist tita titi tito tits titt toab toad toas toat toba tobi tobo tobs tobt toda todd todi todo tods todt toid tois toit tooa tood toos toot tosa tosb tosi toso toss tost tota totd toti toto tots tott tsaa tsai tsao tsat tsbd tsdb tsia tsid tsis tsob tsoi tsos tssa tssi tsst tsts ttab ttbb ttss tttt