Sentence examples for rules can be from inspiring English sources

These rules can be confusing.

The rules can be awfully specific.

The new rules can be perfected.

Devotion to particular rules can be fanatical.

The rules can be debatable.

The rules can be confusing.

Some rules can be confounding.

And the rules can be unduly complicated.

Rules can be tightened over time, he said.

The effort to observe the rules can be clumsy.

(He didn't mention that rules can be revised between ballots).