Original sentence: The Terrell-led Supremes enjoyed a number of hits following Ross' departure, including "Up the Ladder to the Roof", "Stoned Love", "River Deep-Mountain High" (with The Four Tops), "Nathan Jones", "Floy Joy", and their last Top 40 hit in 1976, "I'm Gonna Let My Heart do the Walking" --  although promotion and backing from Motown decreased
Edited sentence: The Supremes carried on until 1977 enjoy brief hits and disco hits fllowing 73-77.The Terrell-led Supremes enjoyed a number of hits following Ross' departure, including "Up the Ladder to the Roof", "Stoned Love", "River Deep-Mountain High" (with The Four Tops), "Nathan Jones", "Floy Joy", and their last Top 40 hit in 1972, "Automatically Sunshine" --  although promotion and backing from Motown decreased