Columbia subject headings:
Harvard subject headings:
English language--Old English, ca. 450-1100--Case.
English language--Old English, ca. 450-1100--Prepositional phrases.
English language--Old English, ca. 450-1100--Syntax
Princeton subject headings:
English language--Old English, ca. 450-1100--Case.
English language--Old English, ca. 450-1100--Prepositional phrases.
English language--Old English, ca. 450-1100--Syntax.