-ey a-a a-b aaa aab aae aag aan aao aau aay ab- aba abb abe abg abn abo abu aby aea aeb aee aeg aen aeo aeu aey ag- aga agb age agg agn ago agu agy an- ana anb ane ang ann ano anu any aoa aob aoe aog aon aoo aou au- aua aub aue aug aun auo ay- aya aye ayn ayo ayu b-u baa bab bae bag ban bao bau bay bba bbb bbe bbg bbn bbo bbu bby be- bea beb bee beg ben beo beu bey bga bgb bge bgg bgn bgo bgu bna bnb bne bng bnn bno bnu boa bob boe bog bon boo bou boy bua bub bue bug bun buo buu buy by- bya bye byg byn byo byu eaa eab eae eag ean eao eau eba ebb ebe ebg ebn ebo ebu eby eea eeb eee eeg een eeo eey ega egb ege egg egn ego egu egy en- ena enb ene eng enn eno enu eny eo- eoa eob eoe eog eon eoo eou eu- eua eub eue eug eun eya eye eyn eyo gaa gab gae gag gan gao gau gay gba gbe gbg gbn gbo gbu gby ge- gea geb gee geg gen geo geu gey gga ggb ggg ggn ggo ggu gna gnb gne gnn gno gnu goa gob goe gog gon goo gou goy gu- gua gub gue gug gun guo guu guy gy- gya gyb gye gyn gyo naa nab nae nag nan nao nau nay nba nbb nbe nbg nbn nbo nbu ne- nea neb nee neg nen neo neu ney nga ngb nge ngg ngn ngo ngu nna nnb nne nng nnn nno nnu no- noa nob noe nog non noo nou noy nua nub nue nug nun nuo nuu nuy nya nye nyg nyn nyo nyu nyy oaa oab oae oag oan oao oau ob- oba obb obe obg obn obo obu oby oea oeb oee oeg oen oeo oey oga oge ogg ogn ogo ogy on- ona onb one ong onn ono onu ony oo- ooa oob oog oon ooo ou- oua oue oun ouo oya oye oyo ua- uaa uab uae uag uan uao uau uay uba ubb ube ubg ubn ubo ubu uby uea ueb uee ueg uen uey uga ugb uge ugg ugn ugo ugu un- una unb une ung unn uno unu uny uoa uob uoe uog uon uoo uua uue uug uun uuu uyo uyu yaa yab yae yag yan yao yau yay ybe ybg yby yea yeb yee yeg yen yeo yey yga ygo yna yne yng ynn ynu yny yob yoe yog yon yoo you yoy yua yue yug yun yuo yuu yuy yyb yye yyg yyu yyy