Columbia subject headings:
French language--Relative clauses.
French language--Subjunctive.
French language--Subordinate constructions.
Grammar, Comparative and general--Relative clauses.
Grammar, Comparative and general--Subjunctive.
Grammar, Comparative and general--Subordinate constructions.
Polish language--Relative clauses.
Polish language--Subjunctive.
Polish language--Subordinate constructions.
Harvard subject headings:
French language--Grammar, Comparative--Polish.
French language--Relative clauses.
French language--Subjunctive.
Polish language--Conditionals.
Polish language--Grammar, Comparative--French.
Polish language--Relative clauses.
Princeton subject headings:
French language--Relative clauses.
French language--Subjunctive.
French language--Subordinate constructions.
Grammar, Comparative and general--Relative clauses.
Grammar, Comparative and general--Subjunctive.
Grammar, Comparative and general--Subordinate constructions.
Polish language--Relative clauses.
Polish language--Subjunctive.
Polish language--Subordinate constructions.