a-a a-b aaa aab aad aag aan aao aau aay ab- aba abb abd abg abn abo abu aby ad- ada adb add adg adn ado adu ady ag- aga agb agd agg agn ago agu agy an- ana anb and ang ann ano anu any aoa aob aod aog aon aoo aou au- aua aub aud aug aun auo ay- aya ayd ayn ayo ayu b-u baa bab bad bag ban bao bau bay bba bbb bbd bbg bbn bbo bbu bby bda bdb bdd bdg bdo bdu bdy bga bgb bgd bgg bgn bgo bgu bna bnb bnd bng bnn bno bnu boa bob bod bog bon boo bou boy bua bub bud bug bun buo buu buy by- bya byd byg byn byo byu daa dab dad dag dan dao dau day dba dbb dbd dbg dbn dbo dbu dby dda ddb ddd ddg ddn ddo ddu ddy dga dgd dgg dgn dgu dna dnb dnd dng dnn dno dny doa dob dod dog don doo dou doy dua dub dud dug dun duo duy dy- dya dyb dyd dyn dyo dyu dyy g-d gaa gab gad gag gan gao gau gay gba gbd gbg gbn gbo gbu gby gda gdb gdd gdn gdo gdu gga ggb ggd ggg ggn ggo ggu gna gnb gnd gnn gno gnu goa gob god gog gon goo gou goy gu- gua gub gud gug gun guo guu guy gy- gya gyb gyd gyn gyo naa nab nad nag nan nao nau nay nba nbb nbd nbg nbn nbo nbu nda ndb ndd ndg ndn ndo ndu ndy nga ngb ngd ngg ngn ngo ngu nna nnb nng nnn nno nnu no- noa nob nod nog non noo nou noy nua nub nud nug nun nuo nuu nuy nya nyd nyg nyn nyo nyu nyy oaa oab oad oag oan oao oau ob- oba obb obd obg obn obo obu oby oda odb odd odg odn odo odu oga ogd ogg ogn ogo ogy on- ona onb ond ong onn ono onu ony oo- ooa oob ood oog oon ooo ou- oua oud oun ouo oya oyd oyo ua- uaa uab uad uag uan uao uau uay uba ubb ubg ubn ubo ubu uby uda udb udd udg udn udo udu uga ugb ugg ugn ugo ugu un- una unb und ung unn uno unu uny uoa uob uod uog uon uoo uua uug uun uuu uyo uyu yaa yab yad yag yan yao yau yay ybg yby yda ydg ydn ydo ydy yga ygo yna ynd yng ynn ynu yny yob yod yog yon yoo you yoy yua yud yug yun yuo yuu yuy yyb yyg yyu yyy