On that night two weeks earlier his ritual had not varied.

Although rituals vary amongst the different tribes, there are common traits which span most of the tribal variations.

The rituals vary although their importance to those involved remains consistent.

The ritual varies by region but its essence remains largely the same.

The rituals vary from one place to another.

The rituals vary slightly based on the locale.

These rituals varied but often involved dance and the use of masks.

The rituals never vary much among the fraternity of the dust trade.

The ritual varies a little from island to island.

The ritual of eating the duck varies considerably in the capital.