通俗
common; everyday; average
通俗小说
popular fiction; light literature
历朝通俗演义
Dramatized history of successive dynasties (from Han to Republican China) by Cai Dongfan 蔡東藩|蔡东藩
民国通俗演义
Dramatized history of Republican China until 1927 by Cai Dongfan 蔡東藩|蔡东藩, and later chapters by Xu Qinfu 許廑父|许廑父