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There is no such an option from the GUI. Possible alternative would consist in generate copies of the given items via SPARQL query. The query may be stored as a parameterized SPARQL update (the parameter is the root of the branch to be cloned), so that when invoking the stored parameterized update, the new root can be chosen through the UI.

Visualization & GUI customization

Chose your languages for the Hierarchy view

1. Go to your account (top right corner) → Preferences
2. in tab Languages, select the language(s) in which you want the hierarchy to be visualized. You can also chose their order.

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Chose your languages for the Resource view 

1. Go to your account (top right corner) → Preferences
2. in tab Resource View, check box Sort lexicalizations by rendering languages
   1. You can select the language(s) and the order in which you want the items to be visualized. Eg. Russian first:

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Visualization mode - Hierarchy based or Search based

1. Menu Data → tab Concept
2. click on the cogwheel, select Visualization mode
   1. Hierarchy based is the default
   2. with Search based, you will be able to see concepts based on a search result (search input is at the bottom of the left panel). You will get this message: 

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View items a specific subset of a code list

Interface customization

• Tab Concept, cogwheel, chose how to visualize the concept tree
• Hierarchy based or Search based

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