tond[6], dorn[5], nord[5], rond[5], ront[5], tron[5], down[5], wron[4],
dno[4], don[4], odr[4], ord[4], rod[4], not[4], ton[4], ort[4], rot[4], tor[4], nor[3], won[3], rwo[3], wow[3],
do[3], od[3], ot[3], to[3], no[2], on[2], or[2], ro[2],
