Why does Plugged In censor words like "hell" in their parental reviews, but not "crap"?

Another thing too they think the word "hell" is worse than "damn," that they censor the three last letters in hell as h—, and the two letters between damn as d–n.

But, they don't censor "crap," which is classified as a vulgar slang.

Plugged In is Focus On The Family's subsidiary.
Why does Plugged In censor words like "hell" in their parental reviews, but not "crap"?
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