a-a a-b aaa aab aah aak aaw aay ab- aba abb abh abk abw aby aha ahb ahh ahk ahw ahy aka akb akh akk akw aw- awa awb awh awk aww awy ay- aya ayh ayk ayw baa bab bah bak baw bay bba bbb bbh bbk bbw bby bha bhb bhh bhk bhw bka bkb bkk bkw bwa bwb bwh bwk bwy by- bya byh byk haa hab hah hak haw hay hba hbb hbh hbk hbw hby hha hhb hhh hhk hhw hhy hka hkb hkh hkk hkw hw- hwa hwb hwk hww hwy hy- hya hyb hyh hyw hyy ka- kaa kab kah kak kaw kay kba kbb kbh kbk kbw kha khh khk kkb kkh kkk kky kw- kwa kwh kwk kww kya kyw waa wab wah wak waw way wba wbb wbw wh- wha whb whh whk whw why wka wkb wkw wky wwa www wy- wya wyk yaa yab yah yak yaw yay yby yha yhw yka ykk yyb yyy