Mer hefur/? hafa alltaf virst honum hafa veri *selt/o.k. seldar essar bækur a alltof far ver i.
1Sg.(Dat) has/have often seemed 3Sg.(Dat) have been sold(Sg./Pl.) these books(Nom.Pl.) at far-too high price
It has often seemed to me that he has been sold these books at far too high a price.