drag[7], drga[7], gard[7], grad[7], gder[7], erga[6], dera[5], rade[5], reda[5],
dag[6], gad[6], gar[5], gra[5], rag[5], erg[5], dar[4], rad[4], der[4], red[4], era[3], rea[3],
ag[4], ad[3], da[3], de[3], ee[2], ar[2], er[2], re[2],
