a-a a-b aaa aab aad aaj aao aar aay ab- aba abb abd abj abo abr aby ad- ada adb add adj ado adr ady aja ajb ajd ajj ajo ajr ajy aoa aob aod aoj aoo aor ar- ara arb ard arj aro arr ary ay- aya ayd ayo ayr baa bab bad baj bao bar bay bba bbb bbd bbo bbr bby bda bdb bdd bdj bdo bdr bdy bja bjd bjj bjr boa bob bod boj boo bor boy bra brb brd brj bro brr bry by- bya byd byj byo byr daa dab dad daj dao dar day dba dbb dbd dbo dbr dby dda ddb ddd ddo ddr ddy dj- dja djb djd djo doa dob dod doj doo dor doy dra drb drd drj dro drr dry dy- dya dyb dyd dyo dyr dyy j-d jaa jab jad jaj jao jar jay jba jbj jbo jbr jda jdb jdo jdr jja jjb jjj jjr jjy joa job jod joj joo jor joy jra jrb jro jrr jyj jyr oaa oab oad oaj oao oar ob- oba obb obd obj obo obr oby oda odb odd odo odr oja ojb ojd ojo ojy oo- ooa oob ood ooo oor or- ora orb ord oro orr ory oya oyd oyo ra- raa rab rad raj rao rar ray rba rbb rbd rbo rbr rda rdb rdd rdj rdo rdr rdy rja rjr roa rob rod roj roo ror roy rra rrb rrd rrr ry- rya ryd ryo ryr ryy yaa yab yad yao yar yay ybr yby yda ydo ydy yob yod yoj yoo yor yoy yra yro yyb yyy