Boccaccio wrote the core of his work from about 1355 to 1360 with revisions and modifications up to 1374.

The core of Samaritans' work is a telephone helpline, operating 24 hours a day, 365 days a year.

Yet the show in Greenwich manages to contain the core of his work.

This is the conviction at the core of her work, including her more controversial films.

The use and involvement of horses in the education process is at the core of its unique work.

Fortunately, the core of his work remains to ensure that the art-historical record can now be put straight.

The mischief, the grandeur, the evil in public life stand as the narrative core of her work.

Consumers are at the core of the Competition Authority's work.

This psychological approach has been at the core of his work for years.

The issue of security has, in particular, been at the core of our work.