a-a a-b aaa aab aah aak aan aau aay ab- aba abb abh abk abn abu aby aha ahb ahh ahk ahn ahu ahy aka akb akh akk akn aku an- ana anb anh ank ann anu any au- aua aub auh auk aun ay- aya ayh ayk ayn ayu b-u baa bab bah bak ban bau bay bba bbb bbh bbk bbn bbu bby bha bhb bhh bhk bhu bka bkb bkk bkn bna bnb bnk bnn bnu bua bub buh buk bun buu buy by- bya byh byk byn byu haa hab hah hak han hau hay hba hbb hbh hbk hbn hbu hby hha hhb hhh hhk hhn hhu hhy hka hkb hkh hkk hkn hku hna hnb hnh hnk hnn hnu hny hua hub huh huk hun huu huy hy- hya hyb hyh hyn hyy ka- kaa kab kah kak kan kau kay kba kbb kbh kbk kbn kbu kha khh khk khn khu kkb kkh kkk kkn kku kky kn- kna knk knn knu kub kuh kuk kun kuu kuy kya kyn kyu naa nab nah nak nan nau nay nba nbb nbk nbn nbu nha nhb nhh nhk nhn nhu nhy nka nkk nkn nku nky nna nnb nnh nnk nnn nnu nua nub nuh nuk nun nuu nuy nya nyk nyn nyu nyy ua- uaa uab uah uak uan uau uay uba ubb ubh ubk ubn ubu uby uha uhb uhh uhu uhy uka ukb ukk ukn uku un- una unb unh unk unn unu uny uua uun uuu uyu yaa yab yah yak yan yau yay yby yha yhu yka ykk ykn yna ynk ynn ynu yny yua yuh yuk yun yuu yuy yyb yyu yyy