a-be a-fu a-ii aaaa aaab aaad aaae aaaf aaai aaba aabb aabd aabi aabt aada aade aadi aadt aadu aaea aafa aafb aafd aaff aafi aaib aaii aata aatf aatt abaa abab abad abae abaf abai abat abau abb- abba abbb abbe abbi abbt abda abdi abdu abed abee abet abff abia abib abid abie abit abiu abta abtu abua abud abue abuf abut adaa adab adad adae adai adat adba adbi adda addd adde addi addu adea adeb adee adet adfa adia adib adie adif adit adta adua adub adue aeaf aebi aede aedt aeit aeta aetf aett afaa afad afat afdb afee afet affa affi afft afia afib afid afif afit afta afte afua afud afue aiai aiba aida aidb aide aidi aidt aidu aiea aiee aiet aifd aiff aiia aiib aiid aita aite aitf aiti aitt aitu aiud aiui at-t ataa atab atad atae atai atat atdi atdt atea ated atee atef atei atfb atfe atia atid atie atif atit atiu atta atte atti attu atua atub auaa aube aude audi aufe aufi aut- aute ba-i baaa baad baaf baat baba babb babe babi babu bada badb badd bade badi badu baed baff baft baia baib baid baie bait bata bate batf bati batt batu bau- baud bauf bbad bbau bbbb bbdd bbeb bbet bdii bduf bead beaf beat beau beba bebb bebe bebi beda bede bedi bedu beeb beed beef beet befa befe beff beft beia beit beta bete beti bett betu bfta bftt biad biaf biat biba bibb bibe bibi bida bide bidi bidu bieb bied bief biet bieu bifa biff bifi bita bitd bite bitt bitu btaa btaf btdt btie bttb buad buat buba bubb bube bubi bubu buda budb budd bude budi budu buea bueu bufe buff buid buie buif buit buiu but- buta bute buti butt daab daad daae daau daba dabb dabt dabu dada dade dadi dadu daeb daeu dafa dafe daff dafi daft daia daid daie dait data date dati datt datu daub daud daue daut dbit dbtt dddd ddie ddub dead deae deaf deau deba debe debi debt debu deda dedd dede dedi dedu deeb deed deef deet defe deff defi deft deid deie deif deit deta dete deua deue deut dfaf dfdt dffa dia- diab diad diaf diat diba dibb dibe dida dide didi didu diea dieb died dief diet dieu dif- difa diff diii dita dite diti ditt dtaa dted duaa duab duad duat dub- duba dubb dube dubu duda dudd dude dudu duet duff dufu duid duif duit duta dute duut eaaf eaba eada eadb eadd eadi eafb eaif eaiu eata eate eati ebba ebed ebid ebit edad edda edde eddi ede- edea edei edfa edfu edia edie edif edit edta eede eedu eeea eeee eefa eefe eeta eete eetu efab efda efet effa effi efit eft- efta eftu efua eid- eide eidi eidu eied eiei eita eitb eiti etai etat etee etfa etfb etfe etta ette etti ettu etua etui euba eubi eude eufi faaa faad faba fabd fabe fabi fabu fada fadd fade fadi faeb fafa fafe faff fafi faid faie fait fata fate fatf fati fatt faud faue faut fdti fead feaf feat feba feda fede fedi feeb feed feet fefe feff fefi feia feid feie feit feta fete feti fett fetu feud ffee ffff ffii fftf fiaa fiad fiaf fiat fiba fibe fida fide fidf fief fifa fife fiff fifi fift fiii fita fite fiti fitt fiua ftdi ftea ftii ftub fuad fuat fubb fubu fuda fudd fude fudi fuet fuff fufu fuid fuit futa fute futi futu i-be iaaa iaai iaat iaba iadb iadt iaea iafe iaff iaia iata iate iati ibad ibat ibea ibed ibet ibfi ibia ibid ibie ibtb idad idae idat idbe idda idea ided idee idef idfa idia idid idie idta idub ieat ieet ieie ieta ietf iett ieud ifaa ifae ifat ifbb ifda ifid ifit ifta iida iide iied iifa iiie iiii iiit iita iitt itaa itaf itai itat itbe itea itet itfa itia itie itif itta ittf iuef iuiu taa- taaf taat taba tabb tabe tabi tabu tada tade tafa tafe taff tafi taft taia tait tata tatb tate tati tatt tatu taua taub taue taut tbaf tbit tbta tddb tdff tead teat teba tebu teda tedd tede tedi teed teef teet teff tefi teft teia teie teiu teta tete teti tett tetu teut tfae tfeb tiaa tiab tiaf tiba tibi tibu tidd tide tie- tiea tied tiee tief tiei tiet tifa tiff tift tiit tiiu tita tite titi titt titu ttab ttbb ttfa ttff tttt tuae tuat tuba tubb tube tubu tude tudi tudu tuei tuet tufa tufe tuff tufi tuft tufu tuit tuiu tuta tute tuti tutt tutu u-ie uafa uata uatu uaua ubba ubbe ubbi ubet ubid ubii ubit ubtf ubud udaa udad udau uddi udea udet udid ueba ueda uefa uffa uffe utai utau utia utid utti uttu uuta uutf uuuu