a-be a-do a-wa aaaa aaab aaad aaae aaaf aaar aaba aabb aabd aabw aada aade aaea aafa aafb aafd aaff aaoe aaoo aaow aara aard aare aaro aaww abaa abab abad abae abaf abar abaw abb- abba abbb abbe abbo abbr abda abdo abed abee aber abff aboa abob abod abof aboo abor abow abra abro abwa abwe abwr adaa adab adad adae adao adar adaw adba adda addd adde addo addr adea adeb adee adeo ader adew adfa adob adod adoe adoo ador adra adre adro adwa aeaf aede aeer aer- aera aerd aero afaa afad afao afar afdb afee afer afew affa affo affw afoa afoe afoo afor afr- afra afre afro aoba aora aorb aowd arab arad arae araf arar araw arba arbe arda arde ardf ardo area ared aree aref areo arew arfa arfb arff aroa arob arod aroe aroo aror arow arr- arra arre arro arrr arwa arwe awad awae awar awbe awe- aweb awed awee awer awoo awow awre awro awwa baaa baad baaf baar baba babb babe babo babr bada badb badd bade bado badr baed baer baff bafo bar- bara barb bard bare barf baro barr baw- bawd bawe bbad bbbb bbdd bbdo bbeb bbwr bd-r bead beaf bear beaw beba bebb bebe bebo beda bede bedo beeb beed beef beer befa befe beff befo beo- beod beof beor bera berd bere bero berr bewa bewe boab boad boar boba bobb bobe bobo bobw boda bodb bode bodo boea boee boef boeo boer bofa bofd bofe boff boob bood booe boof boor boow bor- bora bord bore borf boro borr borw bowa bowd bowe bowr brab brad brae braf brao braw brda brdo brea breb bred bree bref breo brer brew broa brob brod broe broo bror brow brrr brwe bwaa d-bo daab daad daae daar daba dabb dabo dada dade dado daeb daer dafa dafe daff dafo dara darb dard dare darf daro darr dawa dawd dawe dawo dawr dbar dbfo dddd ddre dead deae deaf dear deaw deba debe deda dedd dede dedo deeb deed deef deer defe deff defo deor der- dera derb dere derf dero derr dewa dewe dfaf dfer dffa dfoe dfrf doab doae doar doba dobb dobe dod- doda dodd dode dodo doea doer doff doob dood doof door dora dord dore dorf doro dorr dowa dowb dowd dowe dowf dowr draa drab drad draf drar draw drba drda drea dred dree dref drew drob drod drof drow drra dwad dwar dwbe dwbr dwdd dwer dwfb dwor dwrd dwrw dwwe dwww eaaf eaba eada eadb eadd eafb eara earb eard eare earo earw ebba ebbo ebbr ebbw ebed eber eboe eboo ebor ebow ebro edad edar edaw edda edde eddo ede- edea eder edfa edod edra eede eeea eeee eefa eefe eera eero efab efbr efda efeo effa efor eode eora eore erad eraf erba erbb erbe erda erde erdf ereb ered erer erew erob erod eroe eroo erra erre erro ewer ewew ewre faaa faad faba fabd fabe fabo fada fadd fade fado faeb fafa fafe faff fafo fara farb fard fare faro farr fawd fawe fawf fbar fdoa fead feaf fear feba febo feda fede feeb feed feer fefe feff fefo feod feof fera ferb ferd fere fero ferr fewa fewd fewe ffar ffee ffff ffrr ffwd foad foaf foar foba foda fode foed foer fofo food foof for- fora forb ford fore foro forr fowd fowe frab frad frae frea fred free freo frew frob froe frow fwdd fwde o-eo oade oaer oafo oara oare obad obba obbo obea obed ober oboe obor obra obre obro odbo odda oddd odea oded odeo oder odoo odor odra oedo oera oere ofdr ofer off- offa offe offo offr ofor ofra ofre ooaa ooba oobe ooda ooer ooff oooo oora oord oore orab orad orae orao orar orba orbb orbe orbo orda orde ordo ore- orea oreb ored oreo orer orfe orff oro- oroe orof oror orra orro orwa orwe orwo owar owda owea owed ower owfe owoe owow owre owwa raab raad raaf raba rabb rabe rabo rada radd rade rado radr raed raef raer rafa rafe raff raob rara rarb rare rarf raro rawa rawe rawr raww rbaf rbbb rbbr rder rdfa rea- read reae reaf reao rear reba rebb rebe rebo reda redd rede redo redr reeb reed reef refd refe reff refr reod reof rera rerd rere rero rewa rewe rfae rfef roab road roaf roar rob- roba robb robe robo roda rodd rode rodo rodw roea roed roer rofe roff rofo roob rood roof roor rora rore roro rowa rowb rowd rowe rowf rowr roww rrad rred rrrr waaa waad waaf waao waar waaw waba wabb wabd wabe wabf wabo wabr wabw wada wadb wadd wade wado wadr waeb waed waee waer waew wafa wafb wafd wafe waff wafr waob waoe waoo waor waow war- wara warb ward ware warf waro warr warw wawa wawb wawd wawe wawf wawo wbaa wbab wbad wbae wbaf wbar wbbb wbbd wbbe wbbf wbbo wbbr wbbw wbdr wbea wbeb wbed wber wbew wbfa wbfb wbfd wbfe wbff wbfo wbfr wbfw wbob wbor wbow wbrb wbrd wbrf wbrr wbrw wbwb wbwo wdab wdad wdae wdaf wdao wdba wdbd wdbo wdbr wddd wdde wddo wddw wdea wdeb wded wdef wdeo wder wdfb wdod wdoe wdor wdow wdrb wdre wdrr wdwd wdwr weaa wead weaf weao wear webb webd webe webf webo weda wedb wedd wede wedo wedr wedw weeb weed weef weeo weer wefa wefe weff wefr weoa weod weow wer- wera werb werd were werf wero werr werw wewe wewo wfaa wfab wfad wfae wfar wfaw wfbd wfbe wfbf wfbr wfda wfdd wfdf wfdr wfea wfeb wfed wfer wfff wfob wfor wfra wfrb wfrd wfre wfrf wfro wfrw wfwa wfwo woaa woab woad woar woba wobb wobe wobo woda wodb wodd wode woed woer wofe woff wofr woob wood woof woow wora worb word wore worf woro worr worw wowb wowe wowf wowo woww wraa wrab