合并已保存项

在Substance, Patent Markush, Reaction, 或 Reference 结果集页面，点击Combine图标。 Note: This option is only available if there is at least one saved item of the same search/result type.
注：合并功能仅适用于至少有1个同类检索或结果集的已保存项。

选择一个合并选项

Option	Effective Operator	Result Action	Number of Saved Items Permitted
Add	OR	Displays all results in selected items with duplicates removed.	Up to 4
Intersect	AND	Displays only those results that are present in all selected items.	Up to 4
Substract	NOT	Displays only the results that are present in one, but not both of the selected items.	1

勾选要合并的保存项的复选框，然后点击View Results按钮以呈现合并的结果集。

合并后的结果集也可以保存为单独的结果集，在Your Saved Items页面上也会标明该项为合并项。