a-ha aaaa aaab aaah aaal aaar aaba aabb aabh aabl aabt aaha aahl aala aall aalo aaoo aara aaro aart aata aatt abaa abab abal abar abat abb- abba abbb abbo abbr abbt abha abho abhr abla ablo aboa abob aboh abol aboo abor abot abra abro abta ahab ahah ahal ahar ahat ahha ahla ahoa ahor ahot ahra ahrr ahta ahto alaa alal alao alar alat alb- alba albo alha all- alla allh alll allo allr aloa aloh alol aloo alor alot alro alta alto aoah aoba aola aora aorb aort arab arah aral arar arat arba arbh arh- arla arlo aroa arob aroo aror arr- arra arrh arro arrr arrt arta arth arto artr at-l at-t ataa atab atal atar atat atha athl atho atla atlo atob atol ator atot atra atro atta atto attr baaa baah baal baar baat baba babb babo babr baha bahl baho bahr baht bala ball balo balt baoh baol bar- bara barb barh baro barr bart bata bath bato batt bbbb bblb bhao bhar bhat bhor bhot bhra bhrt blaa blab blah blat blbt blob bloo blot boab boal boar boat boba bobb bobo boha bohl boho bohr boht bola boll bolo bolt boob booh bool boor boot bor- bora borh boro borr bort bota botb both boto bott brab brah brao brat broa brob broh brol broo bror brot brrr btaa btla btob btor btrt bttb haab haal haar haat haba habo habt haha haho haht hal- hala halb hall halo halt haor hara harh harl haro harr hart hata hatb hath hato hatt hbar hbtl hhaa hhat hhhh hhla hlah hoar hoat hoba hobo hoha hohl hoho hol- hola holb holh holl holo holt hool hoor hoot hora horl horo horr hort hota hotb hoth hotl hoto hotr hott hrbl hrob hrta hrtb htab htoh htol htra httr laaa laal laar laat laba labo labr laha laho lahr laht lala lall lalo lara larb larr lart lata lath lato latt lbar lblr lbrt lhhh lhor llao llat llll lloa lloo loar loat lob- loba lobb lobh lobo loha loho lohr lola loll lolo loob lool loor loot lora loro lota loth lotl loto lotr lott lral lrat lrba lrrr lrta ltbl lthr ltra lttr oall oara oath obal obba obbo obla obol obor obot obra obrh obro ohal ohba ohho ohob ohoh ohra ohta ohto olah olar olat olba olbo olla ollo olor olot olta ooaa ooba ooha ooho oola oolo oooh oooo oora oort ootb orab orah oral orao orar orat orba orbb orbo orla orlo oro- oror orot orra orro orta orth orto otar otha otho othr oto- otoh otoo otor otra otro otta otto raab raat raba rabb rabl rabo raha rahl rahr raht rala ralb rall ralo ralt raob raoh raol rara rarb raro rata rath rato ratt rbbb rbbr rboh rhoa rhob rhoh rlab roab roar roat rob- roba robb robo robt roha rohl rohr rola roll rolo rolt roob rool roor root rora roro rort rota roth rotl roto rotr rott rrah rrat rrrr rtlt taa- taal taar taat taba tabb tabl tabo taha taho tahr tala talh tall talo taoa taor tara tarb taro tarr tart tata tatb tath tato tatr tatt tbar tbrb tbta thaa thal thao thar that thoo thor thot thra thro thtb thtr toab toal toat toba tobo tobt toho tol- tola toll tolo tolt tooa tooh tool toor toot tora toro torr tort tota toth toto totr tott traa trab tral trao trat troa troo trot trra trtr ttab ttbb tttt