a-a a-b a-t aaa aab aae aaf aas aat aau ab- aba abb abe abf abs abt abu aea aeb aee aef aes aet aeu af- afa afb afe aff afs aft afu as- asa asb ase asf ass ast asu at- ata atb ate atf ats att atu au- aua aub aue auf aus aut b-u baa bab bae baf bas bat bau bba bbb bbe bbf bbs bbt bbu be- bea beb bee bef bes bet beu bfa bfb bfe bff bfs bft bfu bsa bsb bse bsf bss bst bsu bta btb bte btf bts btt btu bua bub bue buf bus but buu eaa eab eae eaf eas eat eau eba ebb ebe ebf ebs ebt ebu eea eeb eee eef ees eet ef- efa efb efe eff efs eft es- esa esb ese esf ess est esu eta etb ete etf ets ett etu eu- eua eub eue euf eus eut faa fab fae faf fas fat fau fba fbb fbe fbf fbs fbt fbu fea feb fee fef fes fet feu ffa ffe fff ffs fft ffu fsa fsb fse fsf fss fst fsu fta ftb fte ftf fts ftt ftu fua fub fue fuf fus fut fuu saa sab sae saf sas sat sau sba sbb sbe sbf sbs sbt sbu se- sea seb see sef ses set seu sfa sfb sfe sff sfs sft sfu ss- ssa ssb sse ssf sss sst ssu sta stb ste stf sts stt stu sua sub sue suf sus sut suu taa tab tae taf tas tat tau tba tbb tbe tbf tbs tbt tbu te- tea teb tee tef tes tet teu tfa tfb tfe tff tfs tft tfu tsa tsb tse tsf tss tst tsu tta ttb tte ttf tts ttt ttu tua tub tue tuf tus tut tuu ua- uaa uab uae uaf uas uat uau uba ubb ube ubf ubs ubt ubu uea ueb uee uef ues uet ufa ufe uff ufs uft ufu usa usb use usf uss ust usu uta utb ute utf uts utt utu uua uue uus uut uuu

-ase a-be a-fu aaaa aaab aaae aaaf aaas aaba aabb aabt aaea aaes aafa aafb aaff aasa aase aasf aass aast aasu aata aatf aatt aaus abaa abab abae abaf abas abat abau abb- abba abbb abbe abbs abbt abee abes abet abff abs- absa abse absf abss absu abta abts abtu abua abue abuf abus abut aeaf aeas aebs aess aest aeta aetf aett afaa afat afbs afee afes afet affa affs afft afsa afsb afst afta afte afts afua afue afus asaa asab asae asaf asas asat asau asba asbu asea asee ases aset asfa assa asse asss asst assu asta astb aste asts asub asue asus at-t ataa atab atae atas atat atbs atea atee atef ates atfb atfe atfs atsb atse atst atta atte atts attu atua atub atus auaa aube aufe aufs ausa ause aust ausu aut- aute auts baaa baaf baas baat baba babb babe babs babu baes baff baft basa base basf bass bast basu bata bate batf bats batt batu bau- bauf bbas bbau bbbb bbbs bbeb bbet beaf beas beat beau beba bebb bebe beeb beef bees beet befa befe beff beft bes- besa bese bess best beta bete bets bett betu bfas bffs bfta bfts bftt bsaa bsas bsat bsea bseb bsee bses bset bsfa bsff bsfs bsse bsts btaa btaf btss bttb btus buat buba bubb bube bubs bubu buea bueu bufe buff busa buse buss bust busu but- buta bute buts butt buus eaaf eaba eafb easa ease east eata eate eats eaus ebba ebbs ebes ebsa ebus eeea eeee eees eefa eefe eese eeta eete eets eetu efab efas efes efet effa effs efsa eft- efta efts eftu efua esab esas esat esau esba esbs esea esee eses eset esfs essa esse esst essu esta este ests esuf esus etas etat etee etes etfa etfb etfe etsu etta ette ettu etua euba eusa euse faaa faas faba fabe fabs fabu faeb faes fafa fafe faff fasa fase fass fast fata fate fatf fats fatt faue faut fbus feaf feas feat feba febs feeb fees feet fefe feff fesa fese fess fest feta fete fets fett fetu feus ffee ffff ffsa ffss fftf fsas fssa fssf fsta ftea ftsa ftse ftub fuat fubb fubs fubu fuet fuff fufu fusa fuse fuss fust fusu futa fute futs futu saab saae saaf saas saat saba sabb sabe sabs sabu saeb saes safa safb safe saff saft safu sasa sase sasf sass sast sata satb sate sats satt satu saua saue sauf saus saut sbaa sbas sbbs sbef sbsa sbse sbst sbus se-e se-f se-s se-t se-u seaa seab seaf seas seat seau seba sebe sebs sebt seea seeb seef sees seet seeu sefa seff seft sesa sese sess sest set- seta sete setf sets sett sfas sfba sfss sfsu sfts ssaa ssab ssas ssat ssau ssee sses sset sssa sssb sssf ssss ssta sstb ssts stab stae stas stat stau stbs stea stee stef stes stet stfu stsf stss stub stue stuf stus stut suas suat sub- suba subb subs suee sues suet sueu suf- sufa suff sufs sufu sus- susa suse suss sust susu suta sute sutu suus taa- taaf taas taat taba tabb tabe tabs tabu taes tafa tafe taff taft tasa tasb tase tass tast tasu tata tatb tate tats tatt tatu taua taub taue taus taut tbaf tbas tbbs tbst tbta teas teat teba tebu teef tees teet teff teft tesa tese tess test teta tete tets tett tetu teut tfae tfeb tfss tsaa tsat tsau tses tset tssa tsse tssf tsst tsts ttab ttbb ttfa ttff ttss tttt tuae tuas tuat tuba tubb tube tubs tubu tues tuet tufa tufe tuff tuft tufu tusa tuss tust tuta tute tuts tutt tutu uaes uafa uasa uata uatu uaua ubba ubbe ubet ubtf ueba uefa uess uffa uffe us-a usaa usaf usas usat usba usbe usbs