a-do a-ii aaaa aaad aaaf aaai aaal aada aadi aafa aafd aaff aafi aafl aaii aala aald aali aall aalo aaoo adaa adad adai adal adao adda addd addi addl addo adfa adfl adia adif adio adli adod adoo afaa afad afao afdl affa affi affo afia afid afif afil afla afoa afol afoo aiai aida aidi aifd aiff aifl aiia aiid aila aild aili aioi alaa alad alai alal alao ald- alda aldi aldl aldo alfa alfi ali- alia alid alif alii alil alio all- alla alli alll allo aloa alod alof aloi alol aloo aola daad daal dada dadi dado dafa daff dafi dafo daia daid dail daio dala dalf dali dall dalo dddd dfaf dffa dia- diad diaf dial diao dida didi dido dif- difa diff diii dila dilf dili dill dilo diol dlia dlii dlil doal dod- doda dodd dodi dodo doff doid doil dola dold dolf doli doll dolo dood doof dool faaa faad fada fadd fadi fado fafa faff fafi fafo faid fail faio fala fald fali fall falo fdoa ffff ffii fiaa fiad fiaf fial fida fidf fido fifa fiff fifi fifo fiii fiil fila fild fili fill filo flad flao flia flid flii flod floo foad foaf foal foda fofo foia foid foil fola fold foli foll folo food foof fool iaaa iaai iaal iaff iafl iaia iala iall idad idda iddo idfa idia idid idil idio idli idol ifaa ifao ifda ifid ifil ifla iida iifa iiii iiio iila iioi iioo ilal ilia ilio ill- illa illd illi illo iloo iod- ioda iodd iodo ioii ioio iola iolo ioof iooi iooo laaa laad laal lada ladd ladi lado laff laia laid lail lala lald lali lall lalo ldif liao lida lidl lido lifa liff lifl lifo liia liii lila lili lill lilo lio- liod llao llll lloa llod lloo load loaf loda lodi lofa loff lofi loid loif lola lold loli loll lolo lood loof lool oafo oall odai odal odda oddd oddi odia odio odla odoo off- offa offo ofid ofla oido oiii oila olaf olfa olia olid olio olla olli ollo olof ooaa ooda oodi ooff ooia ooid oola oold oolo oooo