a-be a-ha aaaa aaab aaae aaah aaal aaar aaba aabb aabh aabl aaea aaha aahl aala aale aall aalo aaoe aaoo aara aare aaro abaa abab abae abal abar abb- abba abbb abbe abbo abbr abee abel aber abha abho abhr abla able ablo aboa abob aboh abol aboo abor abra abro aeer aela aer- aera aero ahab ahah ahal ahar ahel ahha ahla ahle ahoa ahoe ahor ahra ahre ahrr alaa alae alal alao alar alb- alba albe albo alea alee aleh aleo aler alha all- alla alle allh alll allo allr aloa aloe aloh alol aloo alor alro aoah aoba aola aole aora aorb arab arae arah aral arar arba arbe arbh area aree areh arel areo arh- arla arle arlo aroa arob aroe aroo aror arr- arra arre arrh arro arrr baaa baah baal baar baba babb babe babo babr bael baer baha bahl baho bahr bala bale ball balo baoh baol bar- bara barb bare barh baro barr bbbb bbeb bblb beah beal bear beba bebb bebe bebo beeb beel beer behr bela bele bell belo beo- beor bera bere bero berr bhao bhar bhel bher bhor bhra blaa blab blae blah blea bleb blee bleh bleo blob bloo boab boal boar boba bobb bobe bobo boea boee boel boeo boer boha bohl boho bohr bola bole boll bolo boob booe booh bool boor bor- bora bore borh boro borr brab brae brah brao brea breb bree brel breo brer broa brob broe broh brol broo bror brrr e-la eaba eabh eala eale eara earb eare earh earl earo ebal ebba ebbo ebbr ebel eber ebla eboe ebol eboo ebor ebro eeea eeee eele eera eero ehaa ehea eheh ehel eher ehle ehlo ehre el-b elab elah elal elar elba elbe elbo elea elee eleh eleo eler ella elle ello elra elro eola eole eolo eora eore eorl eral erba erbb erbe ereb erel erer erla erle erll erob eroe erol eroo erra erre erro haab haal haar haba habe habo haha haho hal- hala halb hale hall halo haor hara hare harh harl haro harr hbar heah heal hear hebb hebe hebo hebr heeb heel heer hehe heho hela hele hell helo heor hera herb here herl hero herr hhaa hhhh hhla hlah hler hoar hoba hobe hobo hoel hoer hoha hohe hohl hoho hol- hola holb hole holh holl holo hooe hool hoor hora hore horl horo horr hrbl hree hrob laaa laal laar laba labe labo labr lael laer laha lahe laho lahr lala lale lall lalo lara larb lare larr lbar lblr leaa leah leal leao lear leba lebo leea leel leer lehe lehr lela lele lell lelo leor lera lere lero lhee lhhh lhor llao llll lloa lloo loar lob- loba lobb lobe lobh lobo loeb loha lohe loho lohr lola lole loll lolo loob looe lool loor lora lore loro lral lrba lrrr o-eo oaer oahe oall oara oare obal obba obbo obea obel ober obla oble oboe obol obor obra obre obrh obro oela oele oera oere ohal ohba ohbe ohee ohel oher ohho ohob ohoh ohra ohre olah olar olba olbo ole- olea oleh oleo oler olla olle ollo olor ooaa ooba oobe ooer ooha ooho oola oolo oooh oooo oora oore orab orae orah oral orao orar orba orbb orbe orbo ore- orea oreb oreh orel oreo orer orhe orla orle orlo oro- oroe oror orra orro raab raba rabb rabe rabl rabo rael raer raha rahe rahl rahr rala ralb rale rall ralo raob raoh raol rara rarb rare raro rbbb rbbr rble rboh rea- reae real reao rear reba rebb rebe rebo reeb reel reha rehb rehe rela relb rele rell relo reol rera rere rero rhae rhea rheb rhee rheo rhoa rhob rhoh rlab rlee roab roar rob- roba robb robe robo roea roel roer roha rohe rohl rohr rola role roll rolo roob rool roor rora rore roro rrah rrle rrrr