-hou a-ha aaaa aaab aaah aaam aaar aaba aabb aabh aabm aaha aama aamb aamo aamr aaoo aara aarm aaro aaru abaa abab abam abar abau abb- abba abbb abbo abbr abha abhm abho abhr abma abmb aboa abob aboh aboo abor abou abra abro abua abum ahab ahah aham ahar ahau ahha ahoa ahom ahor ahra ahrr ahua ahum amaa amah amam amar amb- amba ambo ambr ambu amm- amma ammo ammu amob amoo amor amou amra amro amua amum amur aoah aoba aoma aora aorb arab arah aram arar arau arba arbh arh- arma armh armm armo armu aroa arob arom aroo aror arr- arra arrh arro arrr arru arua arub arum auaa auma aur- aura auro baaa baah baam baar baba babb babm babo babr babu baha baho bahr bahu bama bamb bamm bamu baoh bar- bara barb barh barm baro barr baru bau- baum baur bbau bbbb bhao bhar bhor bhra bhur bhuu bmaa boab boar boba bobb bobo bobu boha bohm boho bohr bohu boma bomb bomu boob booh boom boor bor- bora borh borm boro borr boru boua bouh boum bour brab brah bram brao brau broa brob broh brom broo bror brou brrm brrr bruh brum buar buba bubb bubo bubu buha buho buhr bum- buma bumb bur- bura burb burh burm buro burr buru haab haam haar haba habo habu haha haho hama hamm hamo hamr haor hara harh harm haro harr haru hau- haum hbar hhaa hhhh hmhb hmmm hoam hoar hoba hobo hoha hohm hoho hom- homa homo homr homu hoom hoor hora horo horr hour hrob huah huam huba hubb hubo huhu huma humh humm humo huor hura huro hurr huru huub maaa maam maar maba mabo mabu maha maho mahr mahu mama mamo mamu maor mar- mara marm maro marr maru maua maum maur mbam mbba mbou mhmm mhmr mhor mhra mmaa mmab mmar mmhm mmmh mmmm mmor moaa moab moam moar moba mobb mobo moha mohm moho mohr mohu moma momo momu mooa moob moor mora morb moro moru mour mrbb mrbm muar mubo muha muhr muhu muma mumm mumo mumu mura muro murr muru oaau oahu oama oara obba obbo obor obra obrh obro obuh oham ohau ohba ohho ohob ohoh ohra ohum omam omao omar ombo ombu omha omma omo- omoa omoo omor omra omro omuo ooaa ooba ooha ooho ooma oooh oooo oora orab orah oram orao orar orba orbb orbo orbu orma ormo oro- orom oror orra orro orub orum ouma our- oura ouro ouu- raab raam raba rabb rabo rabu raha rahm rahr rahu rama ramb ramm ramo ramu raob raoh raom rara rarb raro raua raub raum rbbb rbbr rboh rhau rhoa rhob rhoh rhum roab roam roar rob- roba robb robo robu roha rohm rohr rohu roma romb romm romo roob room roor rora roro roru roua roub rouh roum rrah rrrr rrum ruah ruba rubb rubu ruhh ruhm ruhr ruma rumb rumm rumo rura ruro ruru uaru uaua ubar ubba ubbo ubra uhoh uhuh umaa umar umb- umba umbo umma ummo umor umra uomo uor- urao urau urba urho urma uro- uroa urom uroo urra urrh urum urur uuuu