a-do aaaa aaad aaae aaar aaav aada aade aaea aaev aaoe aaoo aara aard aare aaro aava adaa adad adae adao adar adda addd adde addo addr adea adee adeo ader adod adoe adoo ador adra adre adro aede aeer aer- aera aerd aero aeva aora arad arae arar arda arde ardo area ared aree areo arev aroa arod aroe aroo aror arr- arra arre arro arrr arva arve arvo avao avar avda avea aveo aver avor avra avre avro avva avvo daad daae daar dada dade dado daer dara dard dare daro darr dava dave dddd ddre dead deae dear deda dedd dede dedo deed deer deev deor der- dera dere dero derr derv deva deve devo doae doar dod- doda dodd dode dodo doea doer dood door dora dord dore doro dorr dove draa drad drar drda drea dred dree drev drod drra dvar dvda dvdr dvoa dvor dvra eada eadd eara eard eare earo eave edad edar edda edde eddo ede- edea eder edod edra edve eede eeea eeee eera eero eeva eode eora eore erad erda erde ered erer erev erod eroe eroo erra erre erro erve evae evar evea ever evoe evoo evra evre o-eo oade oaer oara oare odda oddd odea oded odeo oder odoo odor odra odva oedo oera oere ooaa ooda ooer oooo oora oord oore orad orae orao orar orav orda orde ordo ore- orea ored oreo orer oro- oroe oror orra orro orve orvr ovar ovda ovde ovee over ovo- ovod ovoo ovra ovre raad rada radd rade rado radr raed raer rara rare raro rava rave rder rdev rea- read reae reao rear reda redd rede redo redr reed reev reod rera rerd rere rero reva revd reve revo road roar roda rodd rode rodo roea roed roer roev rood roor rora rore roro rova rove rovo rrad rred rrrr rved rver vaad vaar vada vade vado vara vard vare varr vava vder vdre vear veda vede vedo veer veor ver- vera verd vere vero veve vevo voad voar voda vode vodo voer voor vor- vora vord vore voro vrav vred vreo vver vvvv