a-a a-b a-i aaa aab aah aai aak aar aay ab- aba abb abh abi abk abr aby aha ahb ahh ahi ahk ahr ahy ai- aia aib aih aii aik air aiy aka akb akh aki akk akr ar- ara arb arh ari ark arr ary ay- aya ayh ayi ayk ayr baa bab bah bai bak bar bay bba bbb bbh bbi bbk bbr bby bha bhb bhh bhi bhk bhr bi- bia bib bih bii bik bir biy bka bkb bkk bkr bra brb brh bri brk brr bry by- bya byh byi byk byr h-i haa hab hah hai hak har hay hba hbb hbh hbi hbk hbr hby hha hhb hhh hhi hhk hhr hhy hia hib hih hii hik hir hka hkb hkh hki hkk hkr hr- hra hrb hrh hri hrk hrr hy- hya hyb hyh hyi hyr hyy ia- iaa iab iah iai iar iba ibb ibh ibi ibk ibr iby iha ihb ihh ihi ihk ihr ihy iia iib iih iii iir ika ikb iki ikk ikr ir- ira irb iri irk irr iry iya iyr iyy ka- kaa kab kah kai kak kar kay kba kbb kbh kbi kbk kbr kha khh khi khk khr kia kib kih kii kik kir kkb kkh kki kkk kkr kky kra kri krk krr kry kya kyr ra- raa rab rah rai rak rar ray rba rbb rbh rbi rbk rbr rh- rha rhb rhh rhi rhr ria rib rih rii rik rir riy rkb rkk rky rra rrb rrh rri rrk rrr ry- rya ryk ryr ryy yaa yab yah yai yak yar yay ybi ybr yby yha yhi yih yii yir yka yki ykk yra yyb yyy