Portuguese_3.0 Catalan_3.0 German_3.0 English_3.0 Basque_3.0 French_3.0 Galician_3.0 Spanish_3.0
    apropos, nebenbei, übrigens apropos, by_the_bye, by_the_way, incidentally   au_fait, soit_dit_en_passant, à_propos   a_propósito, de_paso, por_cierto
    apropos apropos, seasonably, timely, well-timed       tempestivamente