What race?
they occur so often that they kill 400000 people a week
Elections in the Bahamas often occur every 4 years.
they occur in spring and summer time
it occurs often
How often glitches occur depend on how well the game was programmed. If it was well programmed, like in most big industry games, the glitches will rarely occur, and often must be exploited intentionally. If it was poorly made, glitches may occur often, with varying severity.
everyday
We don't know if cosmic impacts ever occur.
it can occur anywhere but , mostly in center America
Food chains do not occur often in nature because, many organisms do specialize in their diets.
We don't know if cosmic impacts ever occur.
10years
About once a month