Original sentence: 1st Year Science (IA-ID) & 3rd Year Physics (IIIA-IIIC).4th Year Physics (IVA-IVC) AND 1st Year Science (IB)
Edited sentence: 1st Year Science (IC-ID) & 3rd Year Physics (IIIA-IIIC).4th Year Physics (IVA-IVC) AND 1st Year Science (IA-IB)