"Guangyun" uses the fanqie "zhi shu" to rhyme, "Jiyun" uses "zhu shu" to rhyme, pronounced the same as "zhu". "Yupian" explains it as: an exclamatory particle, a source, a sound. Also, "Jiyun" explains it as: a shout. Also, "Guangyun" uses the fanqie "fang yu" to rhyme, pronounced the same as "fu". Also, "Jiyun" uses the fanqie "chong yu" to rhyme, pronounced the same as "shu". The meaning is the same.