There are plenty of places in England where NHS dentists are as rare as hen's teeth
As for songs in 6/8 time, they are as rare as hen's teeth
If you haven't seen one of these striking newcomers on the road yet, that is because they are as rare as hen's teeth
, which helps to preserve their exclusivity and also their second-hand values.
The poor spell since Christmas has baffled Holleran, who witnessed his men take over pole position just prior to the festive period since when victories have become as rare as hen's teeth
It may be a style icon of the early 21st Century but try buying one the trendy mini iPod isn't here until late July and the old-style machines are as rare as hen's teeth