a-a a-b aaa aab aad aah aan aao aaw ab- aba abb abd abh abn abo abw ad- ada adb add adh adn ado adw aha ahb ahd ahh ahn aho ahw an- ana anb and anh ann ano aoa aob aod aoh aon aoo aow aw- awa awb awd awh awn awo aww baa bab bad bah ban bao baw bba bbb bbd bbh bbn bbo bbw bda bdb bdd bdh bdo bdw bha bhb bhd bhh bho bhw bna bnb bnd bnn bno bnw boa bob bod boh bon boo bow bwa bwb bwd bwh bwo daa dab dad dah dan dao daw dba dbb dbd dbh dbn dbo dda ddb ddd ddh ddn ddo ddw dh- dha dhb dhd dhh dho dhw dna dnb dnd dnh dnn dno dnw doa dob dod doh don doo dow dwa dwb dwh dwn dwo dww haa hab had hah han hao haw hba hbb hbd hbh hbn hbo hbw hda hdb hdd hdh hdn hdo hdw hha hhb hhd hhh hhn hho hhw hna hnb hnd hnh hnn hno hnw hoa hob hod hoh hon hoo how hw- hwa hwb hwd hwn hwo hww naa nab nad nah nan nao naw nba nbb nbd nbn nbo nbw nda ndb ndd ndh ndn ndo nha nhb nhd nhh nhn nna nnb nnh nnn nno nnw no- noa nob nod noh non noo now nwa nwb nwd nwn nwo oaa oab oad oah oan oao oaw ob- oba obb obd obh obn obo obw oda odb odd odh odn odo oha ohd ohh ohn oho on- ona onb ond onh onn ono oo- ooa oob ood ooh oon ooo oow owa owb owd owh own owo oww waa wab wad wah wan wao waw wba wbb wbd wbn wbo wbw wda wdb wh- wha whb whd whh who whw wn- wna wnd wnn wno wnw woa wob wod woh won woo wow wwa wwd wwn wwo www