Table:
text: Alfa Romeo Grand Prix results
Teams with Alfa Romeo as an engine supplier
Teams with Alfa Romeo as an engine supplier
Year_ Entrant Chassis Engine Tyres Points
1979 Parmalat Racing Team Brabham BT46 BT48 BT49 Alfa Romeo 115-12 1260 3.0 G 7
1983 Osella Squadra Corse Osella FA1D FA1E Alfa Romeo 1260 3.0 V12 P 0
1984 Osella Squadra Corse Osella FA1F Alfa Romeo 890T 1.5 V8 (t/c) P 2
1985 Osella Squadra Corse Osella FA1F Alfa Romeo 890T 1.5 V8 (t/c) P 0
1986 Osella Squadra Corse Osella FA1G FA1F FA1H Alfa Romeo 890T 1.5 V8 (t/c) P 0
1987 Osella Squadra Corse Osella FA1I Alfa Romeo 890T 1.5 V8 (t/c) G 0
1988 Osella Squadra Corse Osella FA1I FA1L Osella 890T 1.5 V8 (t/c) G 0

Question: What year was the Brabham bt46 bt48 bt49 chassis common among Alfa Romeo Grand Prix results?