To resolve a Hash Collision we can use one of the following

techniques:

Separate Chaining with Linked List

Separate Chaining with List Head Cells

Open Addressing with Coalesced Hashing

Open Addressing with Cuckoo Hashing

Hopscotch Hashing

Robinhood Hashing

https://www.upgrad.com/blog/hashing-in-data-structure/#:~:text=Collision%20resolution%20techniques%20in%20hashing%20are%20used%20to%20resolve%20collisions,in%20the%20next%20available%20space.