But they've maintained a friendship and speak several times a year.

It's common these days to hear people say they don't have time to maintain friendships.

The two men say they have always maintained a friendship despite their political differences.

The two maintained a professional and private friendship for many years.

She tried to maintain their friendship, but by March 1995, it began to get worse.

Some wanted to maintain long-term friendships, having known each other from school or college.

Do you really not maintain important friendships despite having a partner?

And anyone who maintains an obvious friendship with the cook.

The two chefs have since maintained a close friendship and professional relationship.

Robinson maintained his close friendship with Louis from their time in military service, and the two went into business together after the war.