Sounds like she should get a state pension forecast just so she knows where she stands.My wife says for her it's 30 years of contributions. Is it different for girls? If not she is going to be pretty upset.
She is not from the UK so getting to 35 years is going to take too long.
Check your State Pension forecast
Find out how much State Pension you could get (your forecast), when you could get it and how you could increase it
www.gov.uk