Have safe travel vs Have a safe travel

Some examples from the web:

• Safe travels, Mr. Sampson.
• Safe travels to the land of make-believe.
• I bid you adieu and safe travels, mon amis.
• Safe travels to you both, then.
• It symbolizes safe travels or something.
• My point - I can secure safe travel for you out of the country - for a price.
• I found this shoe box for... for safe travel.
• And tonight we will obtain these industries in exchange for safe travel Krauzenberg family to Palestine.
• If the same happens in the other two sectors, European citizens will understand that the European Union is truly useful in securing a better standard of living for them and in protecting their safe travel.
• People should feel safe when they travel.
• Once we know it's safe to travel at transwarp, we'll try a more extended flight.
• It's not safe to travel through these parts with valuables, you know.
• We've run out of Appletize, so it's not safe to travel.
• Is it safe to travel to Mexico?
• Beans never come down here, so it's safe to travel, night and day.
• It'll be impounded until it can be made safe for travel.
• The social rights of employees, safe road travel and corporate interests - those are the main aspects which this proposal has dealt with.
• The only safe time to travel out to the villages is in darkness.
• Travel safe and come back soon, honey.
• Now, remember, travel safe.

Some examples from the web:

• Safe travels, Mr. Sampson.
• Safe travels to the land of make-believe.
• I bid you adieu and safe travels, mon amis.
• Safe travels to you both, then.
• It symbolizes safe travels or something.
• My point - I can secure safe travel for you out of the country - for a price.
• I found this shoe box for... for safe travel.
• And tonight we will obtain these industries in exchange for safe travel Krauzenberg family to Palestine.
• If the same happens in the other two sectors, European citizens will understand that the European Union is truly useful in securing a better standard of living for them and in protecting their safe travel.
• People should feel safe when they travel.
• Once we know it's safe to travel at transwarp, we'll try a more extended flight.
• It's not safe to travel through these parts with valuables, you know.
• We've run out of Appletize, so it's not safe to travel.
• Is it safe to travel to Mexico?
• Beans never come down here, so it's safe to travel, night and day.
• It'll be impounded until it can be made safe for travel.
• The social rights of employees, safe road travel and corporate interests - those are the main aspects which this proposal has dealt with.
• The only safe time to travel out to the villages is in darkness.
• Travel safe and come back soon, honey.
• Now, remember, travel safe.