a-fu aaaa aaaf aaar aaas aafa aaff aara aars aaru aasa aasf aass aasu aaus afaa afar affa affs afr- afra afrs afru afsa afua afus araf arar aras arau arfa arff arfs arfu arr- arra arrr arrs arru ars- arsa arsu arua arza arzu asaa asaf asar asas asau asfa asra asrs asru assa assr asss assu asur asus auaa aufs aur- aura ausa ausu aza- azar azas azaz azra azua azur azza faaa faas fafa faff fara farr fars faru farz fasa fass faur faza ffar ffff ffrr ffsa ffss fras frau fruz fsas fsra fssa fssf fuar fuff fufu fur- fura furr furs fusa fuss fusu fuzz raaf raas raaz rafa raff rafz rara rarf rars rarz rasa rass rasu raua rauf raus raza razr razz rras rrrr rsaa rsaf rssa rsua ruas rufa ruff rura rurs ruru rusa russ rusu ruza saaf saar saas saaz safa saff safr safu sara sarf sarr sars saru sarz sasa sasf sass saua sauf saur saus saza sfar sfas sfra sfss sfsu sraf sras srzu ssaa ssas ssau ssra ssrs sssa sssf ssss suar suas suf- sufa suff sufr sufs sufu sur- sura surf surr surs suru sus- susa suss susu susz suus suza suzu suzz szar szss szur uafa uars uaru uasa uaua uffa ufra uras urau urfa urff urra ursa urss ursu urur urus uruz urza us-a usaa usaf usar usas usfa usfs usra ussa ussf ussr usss ussu usua usus usza uuuu uzsa zaar zafu zara zarf zarr zaru zasu zaur zaza zazu zsss zura zurf zurr zuru zuzu zzzs zzzz