Columbia subject headings:
Harvard subject headings:
Definiteness (Linguistics)
Discourse markers
Grammar, Comparative and general--Aspect.
Grammar, Comparative and general--Indirect discourse
Grammar, Comparative and general--Numerals.
Semantics
Princeton subject headings:
Definiteness (Linguistics)
Discourse markers.
Grammar, Comparative and general--Aspect.
Grammar, Comparative and general--Indirect discourse.
Grammar, Comparative and general--Numerals.
Semantics.