Examples:

• Just hang tough until she's finished.
• So we got to hang tough.
• Hang tough a little longer now.
• Uh, yeah, well, you know, sometimes you gotta hang tough.
• Absent that, we hang tough for three days.
• Just hang tough a few more days.
• You gotta hang tough on this one, buddy.
• You guys just hang tough, all right?
• Hang tough. I'll be out here if you need me.
• I can hang tough when I need to.