a-be a-ha aaaa aaab aaae aaah aaam aaar aaba aabb aabh aabm aaea aaem aaha aama aamb aame aamo aamr aaoe aaoo aara aare aarm aaro abaa abab abae abam abar abb- abba abbb abbe abbo abbr abee aber abha abhm abho abhr abma abmb aboa abob aboh aboo abor abra abro aeer aeom aer- aera aero ahab ahah aham ahar ahem ahha ahme ahoa ahoe ahom ahor ahra ahre ahrr amaa amae amah amam amar amb- amba ambe ambo ambr amee amer amm- amma amme ammo amob amoo amor amra amro aoah aoba aoma aora aorb arab arae arah aram arar arba arbe arbh area aree areh arem areo arh- arma arme armh armm armo aroa arob aroe arom aroo aror arr- arra arre arrh arro arrr baaa baah baam baar baba babb babe babm babo babr baer baha baho bahr bama bamb bame bamm baoh bar- bara barb bare barh barm baro barr bbbb bbeb beah beam bear beba bebb bebe bebo beeb beem beer behm behr bema beme beo- beor bera bere berm bero berr bhao bhar bher bhor bhra bmaa boab boar boba bobb bobe bobo boea boee boeo boer boha bohm boho bohr boma bomb bome boob booe booh boom boor bor- bora bore borh borm boro borr brab brae brah bram brao brea breb bree brem breo brer broa brob broe broh brom broo bror brrm brrr eaba eabh eama eame eaom eara earb eare earh earo ebam ebba ebbo ebbr eber eboe eboo ebor ebro eeea eeee eemo eera eero ehaa ehea eheh eher ehre emae emam emar emba embe embo embr emer emma emme emoh emor emra emre eora eore eram erba erbb erbe ereb erem erer erma erme ermo erob eroe eroo erra erre erro haab haam haar haba habe habo haem haha haho hama hame hamm hamo hamr haor hara hare harh harm haro harr hbar heah heam hear hebb hebe hebo hebr heeb heem heer hehe heho hem- hema heme hemo heom heor hera herb here herm hero herr hhaa hhhh hmae hmhb hmmm hoam hoar hoba hobe hobo hoer hoha hohe hohm hoho hom- homa home homo homr hooe hoom hoor hora hore horo horr hree hrob maaa maam maar maba mabe mabo maee maem maeo maer maha mahe maho mahr mama mame mamo maor mar- mara mare marm maro marr mbam mbba meah mear mebe mebo meem meer mehe mehr mema meme memo memr meor mer- mera merb mere merm mero mhem mhmm mhmr mhor mhra mmaa mmab mmar mmea mmhm mmmh mmmm mmor moaa moab moam moar moba mobb mobe mobo moea moha mohe mohm moho mohr moma mome momo mooa moob mooe moor mora morb more moro mrbb mrbm mreb mree o-eo oaer oahe oama oara oare obba obbo obea ober oboe obor obra obre obrh obro oeme oera oere oerm oham ohba ohbe ohee oher ohho ohme ohob ohoh ohra ohre omam omao omar ombe ombo omee omeo omer omha omma omo- omoa omoe omoo omor omra omre omro ooaa ooba oobe ooer ooha ooho ooma oome oooh oooo oora oore orab orae orah oram orao orar orba orbb orbe orbo ore- orea oreb oreh orem oreo orer orhe orma orme ormo oro- oroe orom oror orra orro raab raam raba rabb rabe rabo raer raha rahe rahm rahr rama ramb rame ramm ramo raob raoh raom rara rarb rare raro rbbb rbbr rboh rea- reae ream reao rear reba rebb rebe rebo reeb reem reha rehb rehe rehm rema reme remo rera rere rero rhae rhea rheb rhee rhem rheo rhoa rhob rhoh roab roam roar rob- roba robb robe robo roea roer roha rohe rohm rohr roma romb rome romm romo roob room roor rora rore roro rrah rrrr