Contracts Security

Summary:

Contracts are Buy Intent only.
We have one business unit (PG BU)
PG BU have 2 contract organizations (by deptartment)
CONTRACT_ORG_UO: Team member UO1,UO2
CONTRACT_ORG_UF: Team member UF1,UF2

UO1 create a contract#123 and not grant others privileges.
UO2,UF1,OF2 all can read and edit contract#123.

How to UO2,UF1,UF2 can not search the contract#123?

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