a-do aaaa aaab aaad aaar aaba aabb aabd aada aaoo aara aard aaro abaa abab abad abag abar abb- abba abbb abbo abbr abda abdo abgd aboa abob abod aboo abor abra abro adaa adab adad adag adao adar adba adda addd addo addr adob adod adog adoo ador adra adro ag-o agad agag agao agar agba agbo agda agga agob agod agog agoo agra agro aoba aora aorb arab arad arag arar arba arda ardo arga argb argo aroa arob arod aroo aror arr- arra arrg arro arrr baaa baad baar baba babb babo babr bada badb badd bado badr baga bagg bago bar- bara barb bard barg baro barr bbad bbbb bbdd bbdo bbga bbrg bd-r bdog boab boad boag boar boba bobb bobo boda bodb bodo boga bogd bogg bogo boob bood boog boor bor- bora bord borg boro borr brab brad brag brao brda brdo broa brob brod brog broo bror brrr d-bo daab daad daag daar daba dabb dabo dada dado daga dagg dago dagr dara darb dard darg daro darr dbag dbar dddd doab doar doba dobb dod- doda dodd dodg dodo dog- doga dogg dogo doob dood door dora dord doro dorr draa drab drad drag drar drba drda drob drod drog drra gaar gaba gabb gabo gabr gada gadd gado gaga gagg gago gara garb gard garg garo garr gbag gbbo gddb gdor gggg goad goar goba gobo goda godo goga gogo good goog goor gora gorb gord gorg goro gorr grab grad grbr grob grod grog groo gror grrr oara obad obba obbo obor obra obro odbo odda oddd odoo odor odra ogar ogb ogba ogoa ogod ogog ogra ogro ooaa ooba ooda oooo oora oord orab orad orao orar orba orbb orbo orda ordo orga orgo oro- oror orra orro raab raad raag raba rabb rabo rada radd rado radr raga ragg rago raob rara rarb raro rbbb rbbr rgba roab road roag roar rob- roba robb robo roda rodd rodo roga rogg rogo roob rood roog roor rora roro rrad rrrr