a-ha aaaa aaab aaah aaar aaas aaba aabb aabh aaha aahs aara aars aaru aasa aass aasu aaus abaa abab abar abas abau abb- abba abbb abbr abbs abha abhr abhs abra abrs abs- absa abss absu abua abus ahab ahah ahar ahas ahau ahha ahhs ahra ahrr ahrs ahsa ahss ahua ahus arab arah arar aras arau arba arbh arbs arh- arhs arr- arra arrh arrr arrs arru ars- arsa arsu arua arub asaa asab asah asar asas asau asba asbu asha ashs ashu asra asrs asru assa assh assr asss assu asub asur asus auaa aur- aura ausa aush ausu baaa baah baar baas baba babb babr babs babu baha bahr bahs bahu bar- bara barb barh barr bars baru basa bash bass basu bau- baur bbas bbau bbbb bbbs bbhs bhar bhhs bhra bhur bhuu brab brah bras brau brhs brrr brrs brsb brsr bruh brus bsaa bsas bshs bsra buar buba bubb bubs bubu buha buhr buhs bur- bura burb burh burr burs buru busa bush buss busu buus haab haar haas haba habs habu haha hahs hara harh harr hars haru hasa hash hass hau- haus hbar hbbs hbhs hbrs hbss hhaa hhhh hhhs hhus hras hrhs hsas hshs hsua hsur huah huas huba hubb hubs huhs huhu hura hurr hurs huru husa hush huss huub huus raab raas raba rabb rabs rabu raha rahr rahs rahu rara rarb rars rasa rash rass rasu raua raub raus rbbb rbbr rbbs rbhs rbss rhau rhhs rhus rrah rras rrhs rrrr rsaa rshs rssa rsua ruah ruas ruba rubb rubs rubu ruhh ruhr ruhs rura rurs ruru rusa rush russ rusu saab saah saar saas saba sabb sabr sabs sabu saha sahr sahs sahu sara sarh sarr sars saru sasa sash sass saua sauh saur saus sbaa sbar sbas sbbs sbhs sbsa sbus shab shah shar shas shau shbs shha shhh shhs shrs shua shub shur shus shuu sras srhs srub ssaa ssab ssas ssau ssbr sshs ssra ssrs sssa sssb sssh ssss suar suas sub- suba subb subh subs suha suhb suhr sur- sura surr surs suru sus- susa suss susu suus uahs uars uaru uasa uaua ubar ubba ubra uhrs uhss uhuh uras urau urba urbs urra urrh ursa urss ursu urur urus us-a usaa usar usas usba usbr usbs usha ushr ushs ushu usra ussa ussb ussr usss ussu usua usus uuuu