a-be a-do a-ii aaaa aaab aaad aaae aaai aaar aaba aabb aabd aabi aada aade aadi aadu aaea aaib aaii aaoe aaoo aara aard aare aari aaro aaru abaa abab abad abae abai abar abau abb- abba abbb abbe abbi abbo abbr abda abdi abdo abdu abed abee aber abia abib abid abie abir abiu aboa abob abod aboo abor abou abra abri abro abua abud abue adaa adab adad adae adai adao adar adba adbi adda addd adde addi addo addr addu adea adeb adee adeo ader adia adib adie adio adir adob adod adoe adoo ador adra adre adro adua adub adue adur aebi aede aeer aeio aer- aera aerd aeri aero aiai aiba aibo aida aidb aide aidi aidr aidu aiea aiee aiia aiib aiid aiir aioi aira aird aire airi airo aiud aiui aoba aoeu aora aorb arab arad arae arai arar arau arba arbe arbi arda arde ardi ardo ardu area ared aree arei areo areu aria arib arid arie arii ario aroa arob arod aroe aroi aroo aror arr- arra arre arri arro arrr arru arua arub arud arue arui auaa aube aude audi audo auer aur- aura aurd aure auri auro ba-i baaa baad baar baba babb babe babi babo babr babu bada badb badd bade badi bado badr badu baed baer baia baib baid baie baio bair bar- bara barb bard bare bari baro barr baru bau- baud baur bbad bbau bbbb bbdd bbdo bbeb bd-r bdii bead bear beau beba bebb bebe bebi bebo beda bede bedi bedo bedu beeb beed beer beia beir beo- beod beor bera berd bere beri bero berr beru beur biad biao biar biba bibb bibe bibi bibo bida bide bidi bido bidr bidu bieb bied bier bieu bio- bioi biou bira birb bird bire biri biro birr biru boab boad boai boar boba bobb bobe bobi bobo bobu boda bodb bode bodi bodo bodu boea boee boeo boer boi- boid boie boii boiu boob bood booe boor bor- bora bord bore bori boro borr boru boua boud boue bour brab brad brae brai brao brau brda brdo brea breb bred bree brei breo brer bria brid brie brio broa brob brod broe broo bror brou brrr brud brue buad buar buba bubb bube bubi bubo bubu buda budb budd bude budi budo budu buea buer bueu buid buie buir buiu bur- bura burb burd bure buri buro burr buru d-bo daab daad daae daar daau daba dabb dabo dabu dada dade dadi dado dadu daeb daer daeu daia daid daie daio dair daou dara darb dard dare dari daro darr daru daub daud daue daur dbar dddd ddie ddre ddub dead deae dear deau deba debe debi debu deda dedd dede dedi dedo dedu deeb deed deer deid deie deir deor der- dera derb dere deri dero derr deua deue deur dia- diab diad diao diar diba dibb dibe dibo dida dide didi dido didu diea dieb died dier dieu diii dior diou dira dird dire dirr doab doae doar doba dobb dobe dobi dobu dod- doda dodd dode dodi dodo doea doer doid doob dood door dora dord dore dori doro dorr doru doub doud doue dour draa drab drad drar drau drba drda drea dred dree drei drib drie drob drod drou drra drua drub drue drui druu duaa duab duad duar dub- duba dubb dube dubu duda dudd dude dudo dudu duer duid duir duo- dura dure duri duro duru duur eaba eada eadb eadd eadi eaiu eara earb eard eare earo ebba ebbo ebbr ebed eber ebid eboe eboo ebor ebro ebru ebur edad edar edda edde eddi eddo ede- edea edei eder edia edie edod edou edra edru edur eede eedu eeea eeee eera eero eiao eid- eide eidi eido eidr eidu eied eiei eier eiou eira eird eire eode eoir eora eore eori erad erau erba erbb erbe erda erde erdi ereb ered erei erer eria erie erio eriu erob erod eroe eroi eroo erra erre erro erua erub erur euba eubi eude euer euoi eur- eura eure euro i-be iaaa iaai iaba iadb iaea iaia iara iare iaru ibad ibar ibdo ibea ibed ibia ibid ibie ibra ibrd ibri ibro idad idae idar idbe idda iddo idea ided idee ideo ider idia idid idie idio idir idra idre idro idub iduo iedr ieie ieio iera iere ieri ieud iida iide iied iiie iiii iiio iioi iioo iira ioba iobi iod- ioda iodd iode iodo ioee ioii ioio iooi iooo iora iore iori irad irae irai irao irar irbe irda irdo ired iree irer iri- iria irid irie irio irob irod irra irre irri iuiu iura o-eo oaau oade oaer oara oare obad obai obba obbo obea obed ober obia obid obie oboe oboi obor obra obre obri obro odai odbo odda oddd oddi odea oded odei odeo oder odia odie odio odir odiu odoo odor odou odra odur oedo oeid oera oere oiba oido oier oiii oira oire ooaa ooba oobe oobi ooda oodi ooer ooia ooid oooo oora oord oore orab orad orae orai orao orar orba orbb orbe orbi orbo orbu orda orde ordo ordu ore- orea oreb ored oreo orer ori- oria orid orie orio oro- oroe oror orra orri orro orub ouad oude ouea oued ouer ouie ouii ouir our- oura oure ouro ouu- raab raad raba rabb rabe rabi rabo rabu rada radd rade rado radr radu raed raer raia raid raie raii rair raiu raob rara rarb rare rari raro raua raub raud raue rbbb rbbr rder rdio rea- read reae reao rear reau reba rebb rebe rebo rebu reda redd rede redi redo redr redu reeb reed reia reid reii reir reiu reod reou rera rerd rere reri rero reru reue reuu riaa riab riad riai riau rib- riba ribe ribo ribu rida ridd ride ridi rido ried rier rieu riia riou rire riri riue roab road roar rob- roba robb robe robi robo robu roda rodd rode rodi rodo roea