“关联”造句

一位发言人坚称这两起事件“绝无关联”。
A spokesman insisted the two events were "in no way related"

我正追查几件可能互相关联的事。
I'm following up a few things that might dovetail.

肝癌与乙肝病毒存在关联
Liver cancer is linked to the hepatitis B virus.