pastw[7],
pant[6], past[6], spat[6], watt[6], nasp[5], pass[5], stan[5], wapn[5], spaw[5], swap[5], want[5], staw[5], swat[5], ssaw[4],
pat[5], pst[5], nap[4], pan[4], pas[4], psa[4], sap[4], spa[4], pss[4], ant[4], nat[4], tan[4], tss[4], paw[4], twa[4], wat[4], ans[3], nas[3], san[3], sas[3], naw[3], wan[3], swa[3], was[3],
pa[3], at[3], ta[3], ts[3], na[2], as[2],
