a-a a-b a-t aaa aab aad aaj aao aar aat ab- aba abb abd abj abo abr abt ad- ada adb add adj ado adr adt aja ajb ajd ajj ajo ajr ajt aoa aob aod aoj aoo aor aot ar- ara arb ard arj aro arr art at- ata atb atd ato atr att baa bab bad baj bao bar bat bba bbb bbd bbo bbr bbt bda bdb bdd bdj bdo bdr bdt bja bjd bjj bjr bjt boa bob bod boj boo bor bot bra brb brd brj bro brr brt bta btb btd bto btr btt daa dab dad daj dao dar dat dba dbb dbd dbo dbr dbt dda ddb ddd ddo ddr ddt dj- dja djb djd djo djt doa dob dod doj doo dor dot dra drb drd drj dro drr drt dta dtb dtd dtj dto dtr dtt j-d jaa jab jad jaj jao jar jat jba jbj jbo jbr jbt jda jdb jdo jdr jdt jja jjb jjj jjr joa job jod joj joo jor jot jra jrb jro jrr jrt jta jtb jtr jtt oaa oab oad oaj oao oar oat ob- oba obb obd obj obo obr obt oda odb odd odo odr odt oja ojb ojd ojo oo- ooa oob ood ooo oor oot or- ora orb ord oro orr ort ot- ota otb otd oto otr ott ra- raa rab rad raj rao rar rat rba rbb rbd rbo rbr rbt rda rdb rdd rdj rdo rdr rdt rja rjr roa rob rod roj roo ror rot rra rrb rrd rrr rrt rta rtb rtd rtj rto rtr rtt taa tab tad taj tao tar tat tba tbb tbd tbj tbo tbr tbt tda tdb tdd tdo tdr tdt tjd tjo tjr to- toa tob tod toj too tor tot tra trb trd tro trr trt tta ttb ttd tto ttr ttt