-hou a-ha aaaa aaab aaac aaah aaar aaba aabb aabc aabh aabt aaca aacb aacc aach aaco aacr aact aacu aaha aaoo aara aarc aaro aart aaru aata aatc aatt abaa abab abac abar abat abau abb- abba abbb abbo abbr abbt abca abcb abcc abch abcr abct abha abho abhr aboa abob aboh aboo abor abot abou abra abrc abro abta abtu abua abut ac-t acaa acab acac acar acat acba acca accc acch acco acct accu acha achh acho achr acht achu acoa acoh acor acot acou acr- acra acrc acro acrr acta actc acth acto actt actu acu- acuo acur acut ahab ahac ahah ahar ahat ahau ahha ahoa ahor ahot ahra ahrc ahrr ahta ahto ahua aoah aoba aoca aora aorb aort aotc aout arab arac arah arar arat arau arba arbh arc- arca arch arco arct arh- aroa arob aroo aror arr- arra arrc arrh arro arrr arrt arru arta artc arth arto artr arua arub arut at-t ataa atab atac atar atat atca atcc atch atco atcr atha atho atob atoc ator atot atra atrc atro atru atta atto attr attu atua atub atuc atur auaa auca auch auct auht aur- aura auro aut- auth auto baaa baah baar baat baba babb babo babr babu bac- baca bacc bach baco bact baha baho bahr baht bahu baoh bar- bara barb barc barh baro barr bart baru bata batc bath bato batt batu bau- baur bbau bbbb bbch bbrc bcaa bcar bcat bcbc bcca bccc bcor bcra bcru bctc bcuc bhao bhar bhat bhca bhcc bhor bhot bhra bhrt bhur bhut bhuu boab boac boar boat boba bobb bobo bobu boca boch boco bocu boha boho bohr boht bohu boob booc booh boor boot bor- bora borh boro borr bort boru bota botb both boto bott boua bouh bour bout brab brac brah brao brat brau brca brcb broa brob broc broh broo bror brot brou brrr brtc bruc bruh brut btaa btcc btob btor btrc btrt bttb buar buat buba bubb bubo bubu buca bucc buch buco bucu buha buho buhr bur- bura burb burh buro burr burt buru but- buta buto butt c-bo caaa caab caac caah caat caba cabo cabu cac- caca cacc cach caco cacr caha caht caor cara carb carc caro carr cart cat- cata catb catc cath cato catt catu cauc cauo caut cbac cbar cbat cbbc cbca cbcc cbcr cbct cbcu cbha cbot cbrh cbrt cbta cbtc ccaa ccab ccac ccar ccat ccba ccbc ccca cccb cccc cccu ccha cchr ccob ccoc ccra ccrc ccrt cctb cctc cctt ccuc ccut chaa chab chac chah chao char chat chau chca chch chha choc choh choo chor chou chra chrb chrc chro chrr chrt chto chtr chtt chua chub chur chut coat coba cobb cobh cobo cobu coca coch coco coct cocu coha coho coob cooh coot cor- cora corb corc coro corr cort cota cotb cotc coth coto cott cotu coua coub cour cout crab crac crar crat crau crbc crbu crca crcc crcr crob croc croh croo cror crot crrt crtc crub crut ctab ctba ctca ctor ctot ctrc ctta cuau cub- cuba cubb cuca cucc cura curb curo curr curt cut- cuta cutc cuth cuto cutt haab haar haat haba habo habt habu haco haha haho haht haor hara harc harh haro harr hart haru hata hatb hath hato hatt hatu hau- haut hbar hboc hbtu hcat hcbc hcca hccb hccc hcch hhaa hhat hhhh hoac hoar hoat hoba hobo hoca hoch hocr hoha hoho hoor hoot hora horc horo horr hort hota hotb hoth hoto hotr hott hotu hour hout hrac hrob hrrc hrta hrtb htab htcc htoh htra httr huac huah huba hubb hubo huch hucu huhu huor huot hura huro hurr hurt huru huta huth huto hutt hutu huub oaau oahu oara oath obba obbo obor obot obra obrh obro obuh ocab ocac ocat ocbc occa occc occt ocha ocht ocra ocro ocrr oct- octa octo ocur ohau ohba ohcc ohho ohob ohoh ohra ohta ohto ohtu ooaa ooba oocr ooha ooho oooh oooo oora oort ootb orab orac orah orao orar orat orba orbb orbo orbu orca orch orco oro- oror orot orra orro orta ortc orth orto orub otac otar otha otho othr oto- otoh otoo otor otra otro otta otto ottu otur ouac ouat oucc ouch our- oura ouro ourt out- outa outb outh outo ouu- raab raat raba rabb rabo rabu rac- raca racc rach raco ract racu raha rahr raht rahu raob raoc raoh rara rarb raro rata rath rato ratt ratu raua raub rauc raut rbbb rbbr rboh rcac rcbc rcbo rccb rccc rchb rctc rhau rhoa rhob rhoc rhoh roab roar roat rob- roba robb robo robt robu roca rocc roch roco roha rohr rohu roob roor root rora rorc roro rort roru rota rotc roth roto rotr rott roua roub rouh rout rrah rrat rrrr rtca rtcc ruah ruba rubb rubu ruca ruch ruct ruhh ruhr rura rurc ruro ruru ruta ruth ruto rutt rutu taa- taar taat taba tabb tabc tabo tabu taca tacc tach taco tact taha taho tahr tahu taoa taor taou tara tarb tarc taro tarr tart taru tata tatb tath tato tatr tatt tatu taua taub tauc taur taut tbar tbca tbcb tbcc tbrb tbta tcca tccc tccu tch- tcha tchh tcho tchr tchu tctc thaa thao thar that thau thca thch thoo thor thot thou thra thro thru thtb thtr thur toab toat toau toba tobo tobt tobu toca toch toco toho tohu tooa tooh toor toot tora torc toro torr tort toru tota totc toth toto totr tott touh tour tout traa trab trac trao trat trau trca trcc troa troc troo trot trou trra trtc trtr trub truc trut truu ttab ttbb tttt tuao tuar tuat tuba tubb tubo tubr tubu tuca tucc tuch tuco tuht tuhu tuor tura turb turc turo turr turt turu tuta tuto tutt tutu tuuo uabc uaca uaoc uarc uart uaru uata uath