a-fu aaaa aaaf aaap aaar aafa aaff aaoo aapa aapo aapt aara aaro aarp aart aaru aata aatf aatt aaup afaa afao afap afar afat affa affo afft afoa afoo afor afpa afr- afra afro afru afta aftp afua aopo aora aort aotf aouf aout apao apap apar apat apfa apfo apft apo- apof apoo apop apor apot apou appa appr appt appu apra apro aprt apta aptt apua apup araf arap arar arat arau arfa arff arft arfu aroa aroo aror arpa arpu arr- arra arro arrr arrt arru arta arto artr arua arup arut at-t ataa atap atar atat atof atop ator atot atpr atra atro atrp atru atta atto attp attr attu atua atur auaa aur- aura auro aut- auto faaa faap fafa faff fafo fapa fapp fara faro farp farr fart faru fata fatf fato fatt faur faut ffar ffff ffrr fftf foaf foar fofo foof foot fopp for- fora foro forr fort fota foto fotp fott foua foup four fout fpaa fpra fprf frap frat frau frop frot frou frta ftop fuar fuat fuff fufu fuor fur- fura furo furr furt futa futo futu oaau oafo oara off- offa offo offr offu ofor ofra ofta oftp ooaa ooff oooo oora oort ootp opap opar opo- opor oppa oppo opra opto opua orao orar orat orff orfu oro- orof oror orot orra orro orta orto orup otap otar otfp oto- otof otoo otor otpp otra otro otta otto ottu otur ouat ouff oupa our- oura ouro ourt out- outa outo ouu- paap paar paat pafa paff papa papp papr par- para parf paro parp parr part paru pata pato patr patt patu paua paup paur paut pfaa pfff pffr pfft pfra poar poat poff poof poop poor poot pop- popa popo popp popt pora poro porr port pota potf poto pott potu pouf poup pour pout ppap ppar ppfa ppoa pppa pppo pppp pprf ppru ppta pptt ppur prao prar prat prau pro- proa prof proo prop prot prou prtp prtr pruf prut pruu ptaf ptop ptrf puao puar puff puft pupa pupu pur- pura puro purp purr puru put- puta puto putt putu raaf raat rafa raff raft raop rapa rapp rapt rara rarf raro rata ratf rato ratp ratt ratu raua rauf raup raut roaf roap roar roat roff rofo roof roop roor root ropa ropo rora roro rort roru rota roto rotr rott roua rouf roup rout rpof rpta rrat rrrr rtpa rttp rufa ruff rufo ruft rupa rupp rupt rura ruro rurp ruru ruta ruto rutt rutu taa- taaf taar taat tafa taff tafo taft taoa taor taou tapa tapo tapp tapr tapt tapu tara tarf taro tarp tarr tart taru tata tato tatr tatt tatu taua taur taut tfot tfpt tftp toat toau tofa toff tofo toft tofu tooa toof toor toot top- topa topf topo topp topt topu tora torf toro torp torr tort toru tota toto totr tott toup tour tout tpap tpau tppa tppp tppr tptp tptr tput traa traf trao trap trat trau trfr troa troo trop trot trou trpa trpp trra trtr trut truu ttfa ttff ttop tttt tuao tuar tuat tufa tuff tufo tuft tufu tuor tupa tupo tupu tura turf turo turp turr turt turu tuta tuto tutt tutu tuuo u-rp uafa uart uaru uata uatu uaua uffa ufra uftp uofa uofo uor- upar upat upor uppa uppp uppu upra upto upup urao urap urat urau urfa urff urft uro- uroa uroo urpo urra urup urur urut utau utfo utor utpa utto uttu uuta uutf uuuu