arata[6], trawa[6], warta[6], watra[6], warwa[5],
arat[5], atar[5], rata[5], tara[5], wata[5], traw[5], trwa[5], wart[5], watr[5], wara[4], warw[4],
ata[4], rat[4], tar[4], tra[4], twa[4], wat[4], aaa[3], ara[3], rwa[3], war[3],
at[3], ta[3], aa[2], ar[2],