beg[7], big[7], gib[7], ghi[7], hep[6], hip[6], phi[6], gie[5], web[5], wig[5], hiw[5], pie[4], piw[4], wie[3],
be[4], eh[4], he[4], bi[4], hi[4], pe[3], pi[3], ew[2], we[2], iw[2],
