a-a a-b aaa aab aad aag aaj aao aar ab- aba abb abd abg abj abo abr ad- ada adb add adg adj ado adr ag- aga agb agd agg agj ago agr aja ajb ajd ajj ajo ajr aoa aob aod aog aoj aoo aor ar- ara arb ard arg arj aro arr baa bab bad bag baj bao bar bba bbb bbd bbg bbo bbr bda bdb bdd bdg bdj bdo bdr bga bgb bgd bgg bgo bgr bja bjd bjg bjj bjr boa bob bod bog boj boo bor bra brb brd brg brj bro brr daa dab dad dag daj dao dar dba dbb dbd dbg dbo dbr dda ddb ddd ddg ddo ddr dga dgd dgg dgr dj- dja djb djd djg djo doa dob dod dog doj doo dor dra drb drd drg drj dro drr g-d gaa gab gad gag gaj gao gar gba gbd gbg gbj gbo gbr gda gdb gdd gdo gdr gga ggb ggd ggg ggj ggo ggr gja gjg gjr goa gob god gog goo gor gra grb grd grg grj gro grr j-d jaa jab jad jag jaj jao jar jba jbg jbj jbo jbr jda jdb jdg jdo jdr jga jgb jgo jgr jja jjb jjg jjj jjr joa job jod jog joj joo jor jra jrb jrg jro jrr oaa oab oad oag oaj oao oar ob- oba obb obd obg obj obo obr oda odb odd odg odo odr oga ogd ogg ogo oja ojb ojd ojo oo- ooa oob ood oog ooo oor or- ora orb ord org oro orr ra- raa rab rad rag raj rao rar rba rbb rbd rbg rbo rbr rda rdb rdd rdg rdj rdo rdr rga rgb rgd rgg rgo rgr rja rjg rjr roa rob rod rog roj roo ror rra rrb rrd rrg rrr