a-ha aaaa aaab aaah aaar aaba aabb aabh aagh aaha aaoo aara aaro abaa abab abag abar abb- abba abbb abbo abbr abha abho abhr aboa abob aboh aboo abor abra abro ag-o agag agao agar agba agbo agga agha agob agog agoo agra agro ahab ahah ahar ahha ahoa ahog ahor ahra ahrr aoah aoba aora aorb arab arag arah arar arba arbh arga argb argh argo arh- aroa arob aroo aror arr- arra arrg arrh arro arrr baaa baah baar baba babb babo babr baga bagg bagh bago baha baho bahr baoh bar- bara barb barg barh baro barr bbbb bbga bbrg bhag bhao bhar bhog bhor bhra boab boag boar boba bobb bobo boga bogg bogh bogo boha boho bohr boob boog booh boor bor- bora borg borh boro borr brab brag brah brao broa brob brog broh broo bror brrr gaar gaba gabb gabo gabr gaga gagg gago gaha gaoh gara garb garg garo garr gbag gbbo gggg gghg ghar goar goba gobo goga gogh gogo goha gohb goog goor gora gorb gorg goro gorr grab grbr grob grog groh groo gror grrr haab haag haar haba habo hag- haga hagg hagh hago haha haho haor hara harh haro harr hbag hbar hgah hgar hhaa hhgg hhhh hoag hoar hoba hobo hoga hogg hogh hogo hoha hoho hoor hora horg horo horr hrob oara obba obbo obor obra obrh obro ogar ogb ogba ogoa ogog ogra ogro ohba ohgr ohho ohob ohoh ohra ooaa ooba ooha ooho oooh oooo oora orab orah orao orar orba orbb orbo orga orgo oro- oror orra orro raab raag raba rabb rabo raga ragg ragh rago raha rahr raob raoh rara rarb raro rbbb rbbr rbgh rboh rgba rhag rhbg rhoa rhob rhog rhoh roab roag roar rob- roba robb robo roga rogg rogh rogo roha rohr roob roog roor rora roro rrah rrrr