pre element Specifies that the enclosed text is preformatted and that whitespace should be preserved appropriately, bdo element Specifies the text direction for the document, abbr element Specifies that a string is an abbreviation for a longer word or phrase. These elements allows child elements from interactive, embedded, heading, sectioning, phrasing, and metadata content categories.
Click the html element name in the punctuation list to advance the example in 'Tryit-Editor':