Complex sentence: Two excerpts appeared on BowieNet in 2002, one in July that was 1'26 "long and the other in August that was 1' 30" long; however, both clips did not cover the entire song.
Split into simpler sentences: Two excerpts appeared on BowieNet in 2002, one in July that was 1'26 "long and the other in August that was 1' 30" long. Unfortunately, both clips did not cover the entire song.