Try this.
index=* NOT (index=sea1 OR index=sea2 OR index=sea3 OR index=sea4) ...
Try this.
index=* NOT (index=sea1 OR index=sea2 OR index=sea3 OR index=sea4) ...
Worked! Thank you...
Hi @rewritex
Glad you were able to find the solution you needed through @richgalloway 🙂 In addition to upvoting the user that helped you, always remember to resolve your posts by clicking "Accept" directly below the answer that solved your question. This will make it easier to find for other users with similar issues. Thanks!