-hou a-be a-fu a-ha aaaa aaab aaac aaae aaaf aaah aaar aaba aabb aabc aabh aabt aaca aacb aacc aace aacf aach aaco aacr aact aacu aaea aaec aafa aafb aafc aaff aaha aaoe aaoo aara aarc aare aaro aart aaru aata aatc aatf aatt abaa abab abac abae abaf abar abat abau abb- abba abbb abbe abbo abbr abbt abca abcb abcc abcf abch abcr abct abec abee aber abet abff abha abho abhr aboa abob abof aboh aboo abor abot abou abra abrc abro abta abtu abua abue abuf abut ac-t acaa acab acac acae acar acat acba acca accc acce accf acch acco acct accu ace- acea acec aceh acer acet acfc acfe acft acha ache achh acho achr acht achu acoa acoe acoh acor acot acou acr- acra acrc acre acro acrr acta actc acte actf acth acto actt actu acu- acue acuf acuo acur acut aeac aeaf aecb aect aeer aer- aera aerc aero aeta aetc aetf aeto aetr aett afaa afao afar afat afca afcb afcc afch afcu afee afer afet affa affc affo afft afoa afoe afoo afor afr- afra afrc afre afro afru afta aftc afte afua afue ahab ahac ahah ahar ahat ahau ahet ahfa ahha ahoa ahoe ahor ahot ahra ahrc ahre ahrr ahta ahte ahto ahua aoah aoba aoca aoce aoeu aora aorb aort aotc aotf aouf aout arab arac arae araf arah arar arat arau arba arbe arbh arc- arca arce arch arco arct area arec aree aref areh areo aret areu arfa arfb arfc arff arft arfu arh- aroa arob aroe aroo aror arr- arra arrc arre arrh arro arrr arrt arru arta artc arte arth arto artr arua arub arue arut at-t ataa atab atac atae atar atat atca atcc atcf atch atco atcr atea atec atee atef ateo ater atfb atfc atfe atha athe atho atob atoc atoe atof ator atot atra atrc atre atro atru atta atte atto attr attu atua atub atuc atur auaa aube auca auce auch auct auer aufc aufe auht aur- aura aure auro aut- aute auth auto baaa baaf baah baar baat baba babb babe babo babr babu bac- baca bacc bace bach baco bact baer bafc baff bafo baft baha baho bahr baht bahu baoh bar- bara barb barc bare barf barh baro barr bart baru bata batc bate batf bath bato batt batu bau- bauf baur bbau bbbb bbch bbeb bbet bbfc bbrc bcaa bcar bcat bcbc bcca bccc bcec bcer bcet bcfc bche bcof bcor bcra bcru bctc bcuc beaf beah bear beat beau beba bebb bebe bebo beca bech becu beeb beef beer beet befa befe beff befo beft behr beo- beof beor beot bera berc bere bero berr bert beru beta betc bete beth beto bett betu beur bfca bfta bftt bhao bhar bhat bhca bhcc bher bhet bhff bhor bhot bhra bhrt bhur bhut bhuu boab boac boar boat boba bobb bobe bobo bobu boca boce boch boco bocu boea boec boee boef boeo boer boet bofa bofe boff bofh bofu boha boho bohr boht bohu boob booc booe boof booh boor boot bor- bora bore borf borh boro borr bort boru bota botb bote both boto bott boua boue bouf bouh bour bout brab brac brae braf brah brao brat brau brca brcb brce brea breb brec bree bref breo brer bret brfc brfu broa brob broc broe broh broo bror brot brou brrr brtc bruc brue bruh brut btaa btaf btcc btec btfc btob btor btrc btrt bttb buar buat buba bubb bube bubo bubu buca bucc buce buch buco bucu buea buer bueu bufc bufe buff bufo bufr buha buhe buho buhr bur- bura burb bure burh buro burr burt buru but- buta bute buto butt c-bo caaa caab caac caaf caah caat caba cabe cabf cabo cabu cac- caca cacc cace cach caco cacr caec caer caeu cafa cafb cafc cafe caff cafu caha cahe caht caor cara carb carc care carf caro carr cart cat- cata catb catc cate catf cath cato catt catu cauc cauf cauo caut cbac cbar cbat cbbc cbca cbcc cbce cbcr cbct cbcu cbea cbec cbee cbef cber cbet cbfb cbfc cbha cbot cbre cbrh cbrt cbta cbtc cbtf ccaa ccab ccac ccaf ccar ccat ccba ccbc ccca cccb cccc cccf cccu ccee ccfa ccfc ccff ccha cche cchr ccob ccoc ccra ccrc ccre ccrf ccrt cctb cctc cctt ccuc ccut ceac cear ceat ceba cebu cec- ceca cece ceco cect ceeb ceec cef- cefa cefc ceor ceou cer- cera cerc cere cerf cero cert cet- ceta cete ceto cfaa cfab cfac cfae cfao cfar cfbc cfbr cfbt cfca cfcb cfcf cfco cffb cffr cfoa cfor cfra cfrb cfre cfrt cfta cftc cfte cfth cftr chaa chab chac chae chaf chah chao char chat chau chca chce chch chea cheb chec chee chef cheh cher chet cheu chfa chfc chfr chha choc choh choo chor chou chra chrb chrc chrf chro chrr chrt chto chtr chtt chua chub chur chut coat coba cobb cobe cobh cobo cobu coca coce coch coco coct cocu cofc cofe coff coft coha coho coob coof cooh coot cor- cora corb corc core corf coro corr cort cota cotb cotc cote coth coto cott cotu coua coub coue cour cout crab crac craf crar crat crau crbc crbu crca crcc crce crcr cre- crea creb crec cree creh creo cret creu crfc crob croc croe croh croo cror crot crrt crtc crtf crub crue crut ctab ctae ctba ctca ctcf ctec ctfc ctfo ctor ctot ctrc ctta cuau cub- cuba cubb cube cuca cucc cuce cuer cufa cufc cuff cufo cura curb cure curf curo curr curt cut- cuta cutc cute cuth cuto cutt eaaf eaba eabh eaca eacc each eaec eafb eara earb eare earh earo eart eata eate eath ebac ebba ebbc ebbo ebbr ebcc eber ebfc eboe eboo ebor ebro ebru ebur ecaa ecac ecao ecar ecat ecbc ecbe ecca eccb eccc ecce ecco ecct