Phase 1 and 2 don't have a full liner on the nearside rear. Most ph3 estates don't either. You should have the other 3 on all models though.
Oh, and while you're checking for rust, check the chassis rails at the front, and the bulkhead on the driverside.
Oh, and while you're checking for rust, check the chassis rails at the front, and the bulkhead on the driverside.