fibr[10], firm[9], mbir[7], prim[6], mirt[6], mitr[6], trip[6],
pif[8], fit[8], bim[6], bit[6], mit[5], pit[5], mir[4], itr[4], tir[4], tri[4],
fi[6], bi[4], im[3], mi[3], pi[3],
