Bomba patterns?

Would anyone like to share some patterns used in bomba boricua music?
I'm trying to figure a sicá, I don't know if this pattern is correct:
1 _ _ _ 2 _ _ _ 3 _ _ _ 4 _ _ _
1 _ 2 _ 3 _ 4 _ 1 _ 2 _ 3 _ 4 _
x _ x _ _ _ X _ x _ x _ x _ _ _
I'm trying to figure a sicá, I don't know if this pattern is correct:
1 _ _ _ 2 _ _ _ 3 _ _ _ 4 _ _ _
1 _ 2 _ 3 _ 4 _ 1 _ 2 _ 3 _ 4 _
x _ x _ _ _ X _ x _ x _ x _ _ _