beg[7], bee[5], abo[5], boa[5], oba[5], ago[5], ego[5], baw[5], wab[5], web[5], wag[5], ewa[3], ewe[3], owa[3], ewo[3], owe[3],
ba[4], be[4], ag[4], bo[4], go[4], ee[2], eo[2], ew[2], we[2],