-hou a-ha aaaa aaah aaar aaav aaha aaoo aara aaro aart aaru aata aatt aava ahah ahar ahat ahau ahha ahoa ahor ahot ahra ahrr ahta ahto ahua ahva aoah aora aort aout arah arar arat arau arh- aroa aroo aror arr- arra arrh arro arrr arrt arru arta arth arto artr artv arua arut arva arvo at-t ataa atar atat atha atho ator atot atra atro atru atta atto attr attu atua atur auaa auht aur- aura auro aut- auth auto avao avar avat avor avot avou avra avro avur avva avvo haar haat haha haho haht haor hara harh haro harr hart haru harv hata hath hato hatt hatu hau- haut hava hhaa hhat hhhh hoar hoat hoha hoho hoor hoot hora horo horr hort hota hoth hoto hotr hott hotu hour hout hova hrta hrtv htoh htra httr huah huhu huor huot hura huro hurr hurt huru huta huth huto hutt hutu hutv hvar hvat hvtr oaau oahu oara oath ohau ohho ohoh ohra ohta ohto ohtu ooaa ooha ooho oooh oooo oora oort orah orao orar orat orav oro- oror orot orra orro orta orth orto orvr otar otha otho othr oto- otoh otoo otor otov otra otro otta otto ottu otur ouat our- oura ouro ourt out- outa outh outo ouu- ovar ovo- ovoo ovot ovra raat raha rahr raht rahu raoh rara raro rata rath rato ratt ratu raua raut rava rhau rhoa rhoh roar roat roha rohr rohu roor root rora roro rort roru rota roth roto rotr rott roua rouh rout rova rovo rrah rrat rrrr rtva ruah ruhh ruhr rura ruro ruru ruta ruth ruto rutt rutu ruvu rvvh taa- taar taat taha taho tahr tahu taoa taor taou tara taro tarr tart taru tata tath tato tatr tatt tatu tatv taua taur taut tava tavo thaa thao thar that thau thoo thor thot thou thra thro thru thtr thur toat toau toho tohu tooa tooh toor toot tora toro torr tort toru torv tota toth toto totr tott touh tour tout touv tova tovo traa trao trat trau trav troa troo trot trou trra trtr trut truu tttt tuao tuar tuat tuht tuhu tuor tura turo turr turt turu tuta tuto tutt tutu tuuo tuva tvro tvrr tvtv uart uaru uata uath uatu uatv uaua uhoh uhta uhuh uor- uovo urao urat urau urho uro- uroa uroo urra urrh urth urur urut urva utah utau utha utor utto uttu uuta uuuu uv-a uvaa uvat uvvu vaar vaat vaho vara varr vart varu vata vath vato vatt vatu vaut vava vhhh voar voat voho vohu voor voot vor- vora voro vort voru vota voth voto vouh vour vout vrav vrot vrto vurt vutv vvvv