сталкиваться(to meet up with and learn about someone or something • I have never come in contact with anything so difficult. • Have you ever come into contact with trigonometry before?4uzhoj)
столкнуться(to meet up with and learn about someone or something • I have never come in contact with anything so difficult. • Have you ever come into contact with trigonometry before?4uzhoj)
вступать в контакт; вступить в контакт(to begin began communicating with • It was during that time that native people first came in contact with the settlers.); вступать в контакт(to begin began communicating with • It was during that time that native people first came in contact with the settlers.)
контактировать(с больным или с другими людьми, будучи больным • He came in contact with almost no one. • How many people have come into contact with the sick man?)