a-ii a-wa aaaa aaab aaaf aaai aaas aaba aabb aabi aabt aabw aafa aafb aaff aafi aaib aaii aais aaoo aaow aasa aasf aasi aass aast aata aatf aatt aatw aawt aaww abaa abab abaf abai abas abat abaw abb- abba abbb abbi abbo abbs abbt abff abia abib abis abit aboa abob abof aboo abos abot abow abs- absa absf absi abss absw abta abts abwa afaa afao afat afbs affa affi affo affs afft affw afia afib afif afis afit afoa afoo afsa afsb afst afta afts aiai aias aiba aibo aiff aifs aiia aiib aioi aisa aisb aisi aiso aist aita aitf aiti aits aitt aiwa aiwo aoba aoss aotf asaa asab asaf asai asao asas asat asba asbo asfa asfi asia asif asii asio asis asit asob asof asoi asos asot asow assa assi asso asss asst asta astb asti asto asts at-t ataa atab atai atas atat atbs atfb atfs atia atif atis atit atob atof atoi atos atot atsb atsi atst atta atti atto atts atwa atwi atwo atws atwt awas awit awoo awow awss awst awts awwa awws ba-i baaa baaf baas baat baba babb babi babo babs baff bafo baft baia baib baio bais bait baos basa basf basi baso bass bast bata batf bati bato bats batt baw- bawi baws bbas bbbb bbbs bbws bfas bffs bfsi bfta bfts bftt biaf biao bias biat biba bibb bibi bibo bibs bifa biff bifi biis bio- bioi bios biot bis- bisa biso biss bist bita bito bits bitt biw- biwa boab boai boas boat boba bobb bobi bobo bobs bobw bofa boff bofs boi- boii bois boit boob boof boos boot boow bosa bosi boso boss bost bota botb boti boto bots bott botw bowa bowi bows bowt bsaa bsas bsat bsaw bsfa bsff bsfs bsos bsts btaa btaf btob btss bttb btwo bwaa faaa faas faba fabi fabo fabs fafa faff fafi fafo faio fais fait fasa fasi faso fass fast fata fatf fati fato fats fatt fawf fawt fbis ffff ffii ffsa ffss fftf fftw fiaa fiaf fias fiat fiba fibs fifa fiff fifi fifo fift fiii fios fisa fisi fiss fist fita fiti fits fitt foaf foba fobs fobt fofo foia fois foof foos foot fosa fosb fosi foso foss fost fota foti foto fots fott fotw fsai fsas fsfi fsfo fsia fssa fssf fsta ftii ftos ftsa fttw ftwo fwiw iaaa iaai iaas iaat iaba iaff iaia iais iasa iasi iaso iata iati iawa ibas ibat ibfi ibia ibis ibos ibot ibsa ibsf ibss ibtb ibts ibwa ifaa ifao ifas ifat ifaw ifbb ifis ifit ifsa ifsb ifso ifta ifto iias iifa iiii iiio iiis iiit iioi iioo iios iisi iist iita iitt iiwi ioba iobi ioii ioio ioit ioof iooi iooo ioos ioso iota iotf ioto iowa is-a isaf isai isao isas isat isaw isba isbt isfa isia isis isit iso- isof isos issa issf issi isso isss ista isti isto ists itaa itaf itai itas itat itaw itbs itfa itia itif itis itof itoi itoo itos itsa itsf itsi itso itta ittf itto itwa iwai iwao iwas iwbf iwis iwiw oafo oafs oais oasi oass oast oats obai obas obba obbo obia obis obit oboi obos obot obss obst obts ofas off- offa offo offs ofit ofst ofta oiba oiii oios oist oita oiti ooaa ooba oobi ooff oofs ooia oooo ooos oosa oosi oost ootb oots ootw osaf osai osas osat osba osfa osia osii osis osoi osoo osos osow ossa ossb ossi osso osta osti osts otas otbs otif otis otit oto- otof otoo otos otow otsa otso otta otti otto otts otwo owai owia owow owsa owt- owtt owwa s-ib s-ii s-os saab saaf saas saat saba sabb sabi sabo sabs safa safb saff safi safo saft saia saif sais sait saoi saos sasa sasf sasi saso sass sast sata satb sati sato sats satt sawa sawf sawi saws sawt sbaa sbai sbas sbbs sbia sbot sbsa sbsi sbst sfas sfba sfia sfio sfos sfss sfts sfwa siaa siab siaf siai sias siat siba sibi sibo sibs sifa siff sifo sift siit sios siot sisa sisi siss sist sit- sita siti sito sits sitt siwa siwi soas soat soaw soba sobo sobs sobt sofa sofi sofo soft soia soif sois soit soof soos soot sosa sosi soso soss sost sota soto sots sotw sowa sowf sowi sows sowt ssaa ssab ssao ssas ssat ssaw ssis ssit ssot sssa sssb sssf sssi ssss ssta sstb ssts ssws stab stai stas stat staw stbs stfw stia stib stif stio stis stit stoa stob stof stoo stos stot stow stsf stsi stss swab swaf swai swas swat swbs swbw swis swit swob swoo swot swow swss swts taa- taaf taas taat taba tabb tabi tabo tabs tafa taff tafi tafo taft taia taio tais tait taoa taos tasa tasb tasi tass tast tata tatb tati tato tats tatt tawa tawi tawo taws tawt taww tbaf tbas tbbs tbit tbst tbta tfot tfsi tfss tiaa tiab tiaf tiao tias tiba tibi tibs tifa tiff tifo tift tiit tios tisa tisb tisi tiso tiss tist tita titi tito tits titt tiwa tiwi toab toas toat toaw toba tobi tobo tobs tobt tofa toff tofi tofo toft tois toit tooa toof toos toot tosa tosb tosi toso toss tost tota toti toto tots tott towa tows tsaa tsai tsao tsat tsia tsis tsob tsoi tsos tssa tssf tssi tsst tsts tswa ttab ttbb ttfa ttff ttss tttt twas twat twbt twi- twib twis twit two- twoa twob twof twoo twos twot twss waaa waaf waai waao waas waat waaw waba wabb wabf wabi wabo wabs wabt wabw wafa wafb waff wafi wafs waft waia waif waio wais wait waob waoo waos waow wasa wasb wasf wasi waso wass wast wata watb wati wato wats watt watw wawa wawb wawf wawi wawo waws wawt wbaa wbab wbaf wbai wbat wbbb wbbf wbbi wbbo wbbs wbbt wbbw wbfa wbfb wbff wbfi wbfo