a-ha a-ya a-yo aaaa aaab aaac aaah aaba aabb aabc aabh aabt aaby aaca aacb aacc aach aaco aact aacy aaha aaoo aata aatc aatt abaa abab abac abat abay abb- abba abbb abbo abbt abby abca abcb abcc abch abct abha abho aboa abob aboh aboo abot aboy abta abyc abyt abyy ac-t acaa acab acac acat acba acca accc acch acco acct accy acha achh acho acht achy acoa acoh acot acoy acta actc acth acto actt ahab ahac ahah ahat ahha ahoa ahot ahoy ahta ahto aoah aoba aoca aotc at-t ataa atab atac atat atay atca atcc atch atco atha atho athy atob atoc atot atoy atta atto atty atya ay-o ayah ayao ayat ayay ayca ayoo ayot ayta ayth ayto ayya baaa baah baat baba babb babo baby bac- baca bacc bach baco bact baha baho baht baoh bata batc bath bato batt baty baya bayh bayo bayt bbay bbbb bbch bboy bbyo bcaa bcat bcbc bcca bccc bctc bhao bhat bhca bhcc bhot bhoy boab boac boat boba bobb bobo boby boca boch boco boha boho boht bohy boob booc booh boot bota botb both boto bott boty boya boyo btaa btcc btob bttb bych byoa byob byoc byth c-bo caaa caab caac caah caat caba cabo caby cac- caca cacc cach caco caha caht cat- cata catb catc cath cato catt caty cayo cbac cbat cbbc cbca cbcc cbct cbha cbot cbta cbtc cbyt ccaa ccab ccac ccat ccba ccbc ccca cccb cccc ccha cchy ccob ccoc cctb cctc cctt chaa chab chac chah chao chat chay chca chch chha choc choh choo choy chto chtt chy- chyc coat coba cobb cobh cobo coby coca coch coco coct coha coho coob cooh coot cota cotb cotc coth coto cott coty coya coyo coyt ctab ctba ctca ctot ctta cya- cyaa cyba cybb cybc cybo cyc- cyca cycb cycc cyoa cyt- cyta cytb cyto cyy- cyyc haab haat haba habo habt haby haco haha haho haht hata hatb hath hato hatt haya hayt hboc hcat hcbc hcca hccb hccc hcch hhaa hhat hhhh hoac hoat hoay hoba hobo hoby hoca hoch hoha hoho hoot hota hotb hoth hoto hott hoya hoyt htab htcc htoh hybo hyo- oath oaty obay obba obbo obby obot oboy ocab ocac ocat ocbc occa occc occt ocha ocht oct- octa octo octy ohba ohcc ohho ohob ohoh ohta ohto ohyo ooaa ooba ooby ooha ooho oooh oooo ootb ooty otac otay otha otho oto- otoh otoo otoy otta otto oych taa- taat taba tabb tabc tabo taby taca tacc tach taco tact tacy taha taho taoa tata tatb tath tato tatt taty taya tayo tayt tayy tbca tbcb tbcc tbta tcby tcca tccc tch- tcha tchh tcho tctc thaa thao that thay thca thch thoo thot thtb thyh to-y toab toat toay toba tobo tobt toby toca toch toco toho tooa tooh toot tota totc toth toto tott toty toya toyb toyo toyt ttab ttbb ttoy tttt tybo tyco tyht tyta tyto tytt tyty yaba yabo yacc yaco yacy yaho yata yaya yayo ycab ycao ycat yccc ycch yctc yhat yoba yobo yoch yoho yoot yota yott yoyo ytay ytch ytht yyyy