The markings form a pattern, but even if I figure what they mean, we still can't read the whole map because we've only a partial view.
Merkingarnar mynda munstur, en ūķ ađ ég leysi dulmáliđ, getum viđ ekki lesiđ allt kortiđ ūví ađ viđ sjáum ađeins hluta ūess.