There are other probable alternatives.
1. Lesbianism is historically less common than other brands of sexual sin.
2. Perhaps this is where law meets custom and interpretation. They probably upheld the same standard for women even if the law specifically doesn't specifically address women. Exodus 20:17 doesn't mention a female equivalent for "covet thy neighbor's wife," but surely women are held to account for their covetousness as well.
1. Lesbianism is historically less common than other brands of sexual sin.
2. Perhaps this is where law meets custom and interpretation. They probably upheld the same standard for women even if the law specifically doesn't specifically address women. Exodus 20:17 doesn't mention a female equivalent for "covet thy neighbor's wife," but surely women are held to account for their covetousness as well.