a-a aaa aaf aao aar aaw aay af- afa aff afo afr afw afy aoa aof aoo aor aow ar- ara arf aro arr arw ary aw- awa awf awo awr aww awy ay- aya ayf ayo ayr ayw faa faf fao far faw fay ffa fff ffo ffr ffw ffy foa fof foo for fow foy fra frf fro frr frw fry fwa fwf fwo fy- fya fyo oaa oaf oao oar oaw of- ofa off ofo ofr ofw oo- ooa oof ooo oor oow or- ora orf oro orr ory owa owf owo oww oya oyo ra- raa raf rao rar raw ray rfa rff rfo rfr rfw roa rof roo ror row roy rra rrf rrr rwa rwf rwr rwy ry- rya ryf ryo ryr ryy waa waf wao war waw way wfa wff wfo wfr wfw woa wof woo wor wow woy wr- wra wrf wro wrr wrw wry wwa wwf wwo www wy- wya wyf wyo wyr yaa yaf yao yar yaw yay yfa yff yfr yof yoo yor yow yoy yra yrf yro yyf yyy