EXCEL COMPARING with EACH OTHER IN SAME RANGE

Hello Experts,
I am small trader and working on small excel sheet ... in that excel sheet I've 1500 names of stocks...I want to pair each and every stock with each other...on next column for eg:

I've

RELIANCE
RCOM
CAIRN
BPCL

I want other column comparing them to itself... please check if there's any easy way

RELIANCE...RCOM
RELIANCE...CAIRN
RELIANCE...BPCL
RCOM...CAIRN
RCOM.....BPCL
CAIRN....BPCL

Hi,

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