Liuhe refers to the twelve earthly branches that coincide with each other, such as: Zichouhe, Yinhaihe, Maoxuhe, Chenyouhe, etc.
Earth conflict is Refers to the earthly branches opposing each other at six intervals, such as Ziwu conflict, Chouwei conflict, etc.
Tianwang, usually there is no such term, there is only the term Tianluo earth net. Fire people see Xuhai as Tianluo, and water and earth people see Chensi. For the ground network.