Complex sentence: More than 44% of the inhabitants of Székely Land were commoners and "primipili" in the late 1760s, but the ratio of serfs and landless cotters exceeded 38%.
Split into simpler sentences: More than 44% of the inhabitants of Székely Land were commoners and "primipili" in the late 1760s. The ratio of serfs and landless cotters exceeded 38%.