a-a a-b aaa aab aah aao aar aaw aay ab- aba abb abh abo abr abw aby aha ahb ahh aho ahr ahw ahy aoa aob aoh aoo aor aow ar- ara arb arh aro arr arw ary aw- awa awb awh awo awr aww awy ay- aya ayh ayo ayr ayw baa bab bah bao bar baw bay bba bbb bbh bbo bbr bbw bby bha bhb bhh bho bhr bhw boa bob boh boo bor bow boy bra brb brh bro brr brw bry bwa bwb bwh bwo bwr bwy by- bya byh byo byr haa hab hah hao har haw hay hba hbb hbh hbo hbr hbw hby hha hhb hhh hho hhr hhw hhy hoa hob hoh hoo hor how hoy hr- hra hrb hrh hro hrr hrw hw- hwa hwb hwo hwr hww hwy hy- hya hyb hyh hyo hyr hyw hyy oaa oab oah oao oar oaw ob- oba obb obh obo obr obw oby oha ohh oho ohr oo- ooa oob ooh ooo oor oow or- ora orb orh oro orr ory owa owb owh owo oww oya oyo ra- raa rab rah rao rar raw ray rba rbb rbh rbo rbr rbw rh- rha rhb rhh rho rhr roa rob roh roo ror row roy rra rrb rrh rrr rwa rwb rwh rwr rwy ry- rya ryo ryr ryy waa wab wah wao war waw way wba wbb wbo wbr wbw wh- wha whb whh who whr whw why woa wob woh woo wor wow woy wr- wra wrh wro wrr wrw wry wwa wwo www wy- wya wyo wyr yaa yab yah yao yar yaw yay ybr yby yha yhw yob yoo yor yow yoy yra yro yyb yyy