tigr[7], ring[6],
ghi[7], git[6], hit[6], gin[5], gir[5], igr[5], irg[5], gis[5], his[5], nit[4], itr[4], tir[4], tri[4], sit[4], inr[3], sir[3],
hi[4], ts[3], in[2], ni[2], si[2],
