yu - her (wine case of the feminine pronoun she).
Yudol is a valley, a low-lying place.
Yuzhe (yu + zhe) - which (or her) (vin. feminine case from the pronoun izhe - which): I glorify the Most Pure Mother of God Mary, You have given us sinners intercession (prayer 4 for those who are coming to sleep) - ...Whom You have given to us, sinners, as an Intercessor.