It depends on what the numbers mean.
If you understand what they mean in your case, and they are targeted queries, it is worth creating a separate ad or combine these queries into a group to replace the pattern in the text.
If you don't understand it, you might want to add them to the minus-words altogether.
Often a regular search helps. It's smart, it understands better what the user meant.
In the case of furniture, it could be someone else's articles.
If you understand what they mean in your case, and they are targeted queries, it is worth creating a separate ad or combine these queries into a group to replace the pattern in the text.
If you don't understand it, you might want to add them to the minus-words altogether.
Often a regular search helps. It's smart, it understands better what the user meant.
In the case of furniture, it could be someone else's articles.