Sentence examples for a tougher protocol from inspiring English sources

Though France employs a tougher protocol in actively examining potential victims on return, Britain continues to hide behind the curtain of cultural sensitivity.

Maryland proved a tougher assignment.

A tougher question.

Need a tougher S.H.I.E.L.D.

Become a tougher customer.

Therefore, how to design light-weight security protocols for WBAN with resource-constrained devices is a tough challenge.

"A tough, tough group".

A tough tussle.

However, selecting biobricks is a tough task.

"This was such a tough, tough series.

"It's a tough, tough deal.