If your focus is on the "no lloran" (does not believe in tears) aspect and a Russian origin, you are likely thinking of Moscow Does Not Believe in Tears
It stars Richard Dean Anderson as a soldier who is wounded in the Vietnam War and struggles to reconnect with his girlfriend. If your focus is on the "no lloran"
Though not Russian, this is the most famous film with this exact title from 1986. Directed by , it is a gritty Hong Kong action film that gained massive international popularity in the mid-80s. If your focus is on the "no lloran"
The key here is to first confirm the correct identity of the movie. Let me check a few databases or sources. If your focus is on the "no lloran"