in the interests of national security
Distribution of classified information?
territorial integrity or public safety
Not sure what the former is, shouting "fire" in a crowded theater?
for the prevention of disorder or crime
Threats? Fraud? False advertising?
for the protection of health or morals
Obscenity? Showing porn to minors?
for the protection of the reputation or rights of others
Libel and slander? Copyright?
for preventing the disclosure of information received in confidence
Doctor-patient privilege, attorney-client privilege?
maintaining the authority and impartiality of the judiciary
Judges can't bias the jury? I don't know.
Seems to me most these loopholes are alive and well in the US too, despite the constitution not having any exceptions whatsoever. Yes, it's really hard to come up with a constitution that properly captures all the small details that "speech" is not simply "opinion".