11.   The fact that in many societies all three are illegal does not mean that they have a similar social or historical significance.

12.   The location of these buildings and the limited dating evidence strongly suggests that all three are relatively late in the morphological sequence.

13.   There are only three to the south porch.

14.   There are three, key reasons entrepreneurs have got to be a unique brand.

15.   These three are fairly trouble free eaters, also suitable for planting in any district.

16.   Three weeks later Oliver came back from somewhere exotic, and there were the three of us.

17.   All three are to be congratulated for doing so well.

18.   All three are Chelsea fans, and attend all home games together.

19.   All three are Vietnam vets.