Before revision: Dried rheum near the eyes is commonly called sleep, sleepy-seeds , sleepy buds, Eric Partridge, Paul Beale, ed., A Dictionary of Slang and Unconventional English, 8th edition, 1984, s.v.
After revision: Dried rheum near the eyes is commonly called 'sleep', ' sleepy-seeds , ', 'sleepy buds' Eric Partridge, Paul Beale, ed., A Dictionary of Slang and Unconventional English, 8th edition, 1984, s.v.