Cannot Recover a group of text i accidentally deleted

I was trying to ungroup a group of text I had recently grouped and it didn't work, I accidentally clicked on the delete button but when I went to recover it, the notes didn't recover and it completely disappeared. Please zoho those notes are very dear to me, how do I recover and ungroup them.

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Migrate your Notebook data to the new, mobile Notebook.
Zoho Notebook is transforming. The new version will include exciting new features and a completely new user experience. The initial version will be mobile based, available for Android and iOS. A new web version will be available after the initial mobile release. With the release of the new Notebook approaching, we're migrating most of your current data to the new version. Once the new version is released, there will be an additional window to migrate your data. We will not provide access to the