a-be a-ha aaaa aaab aaae aaah aaar aaba aabb aabh aaea aage aagh aaha aaoe aaoo aara aare aaro abaa abab abae abag abar abb- abba abbb abbe abbo abbr abee aber abha abho abhr aboa abob aboh aboo abor abra abro aeer aega aer- aera aero ag-o agag agao agar agba agbo agea agee ager agga agge agha aghe agob agog agoo agra agre agro ahab ahah ahar ahha ahoa ahoe ahog ahor ahra ahre ahrr aoah aoba aora aorb arab arae arag arah arar arba arbe arbh area aree areg areh areo arga argb arge argh argo arh- aroa arob aroe aroo aror arr- arra arre arrg arrh arro arrr baaa baah baar baba babb babe babo babr baer baga bage bagg bagh bago baha baho bahr baoh bar- bara barb bare barg barh baro barr bbbb bbeb bbga bbrg beag beah bear beba bebb bebe bebo beeb beeg beer bega begg bego behr beo- beor bera bere berg bero berr bhag bhao bhar bher bhog bhor bhra boab boag boar boba bobb bobe bobo boea boee boeo boer boga boge bogg bogh bogo boha boho bohr boob booe boog booh boor bor- bora bore borg borh boro borr brab brae brag brah brao brea breb bree breg breo brer broa brob broe brog broh broo bror brrr eaba eabh eaga eage eara earb eare earh earo ebba ebbo ebbr eber eboe eboo ebor ebro eeea eeee eega eera eerg eero egaa egae egao egar egba egbe egea egee eger eggb egge eggh eggo eghe eghh ego- egor egra egre ehaa ehea eheh eher ehre eora eore erba erbb erbe ereb erer erg- erga ergg ergh ergo erob eroe eroo erra erre erro gaar gaba gabb gabe gabo gabr gaea gaer gaga gage gagg gago gaha gahe gaoh gara garb gare garg garo garr gbag gbbo geab gear geba gebe geer gege gegg gego geha geo- geog gera gerb gere gero gggg gghg ghar ghea ghee gheg goar goba gobe gobo goer goga gogh gogo goha gohb goog goor gora gorb gore gorg goro gorr grab grae grbr grea greb gree greg grob grog groh groo gror grrr haab haag haar haba habe habo hag- haga hage hagg hagh hago haha haho haor hara hare harh haro harr hbag hbar heah hear hebb hebe hebo hebr heeb heeg heer hega hege hegg hegh hego hehe heho heor hera herb here herg hero herr hgah hgar hhaa hhgg hhhh hoag hoar hoba hobe hobo hoer hoga hoge hogg hogh hogo hoha hohe hoho hooe hoor hora hore horg horo horr hree hrob o-eo oaer oahe oara oare obba obbo obea ober oboe obor obra obre obrh obro oegb oera oere ogae ogar ogb ogba ogbe ogea ogee oger ogge ogoa ogog ogra ogre ogro ohba ohbe ohee oher ohgr ohho ohob ohoh ohra ohre ooaa ooba oobe ooer ooha ooho oooh oooo oora oore orab orae orah orao orar orba orbb orbe orbo ore- orea oreb oreg oreh oreo orer orga orge orgo orhe oro- oroe oror orra orro raab raag raba rabb rabe rabo raeg raer raga rage ragg ragh rago raha rahe rahr raob raoh rara rarb rare raro rbbb rbbr rbgh rboh rea- reae reao rear reba rebb rebe rebo reeb rega rege rego regr reha rehb rehe reog rera rere rerg rero rgba rgbe rhae rhag rhbg rhea rheb rhee rheo rhoa rhob rhog rhoh roab roag roar rob- roba robb robe robo roea roeg roer roga roge rogg rogh rogo roha rohe rohr roob roog roor rora rore roro rrah rrrr