doll[7], dill[6], idol[6], lido[6], lion[6], lidi[5], lind[5], dino[5], dion[5],
oll[6], dol[5], lid[4], ido[4], iod[4], don[4], ion[4], non[4], nid[3],
do[3], od[3], on[3], in[2],
