remove
<referenceBlock name=”customer-account-navigation-account-link” remove=”true”/>
-------------
top nav
<referenceBlock name="top.search" remove="true"/>
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remove - page_wrapper
<referenceContainer name="header.container">
<referenceBlock name="top.search" remove="true"/>
<referenceBlock name="header.panel.wrapper" remove="true" />
</referenceContainer>
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Breadcrumbs
Navigate to System > Configuration > Web > Default Pages
choose Yes to get Breadcrumbs enabled
<remove name="breadcrumbs" />
footer
------------
<referenceBlock name="footer_links" remove="true"/>
<referenceContainer name="footer" remove="true" />
<referenceContainer name="form.subscribe" remove="true" /> NewsLatter
<referenceContainer name="copyright" remove="true" />
minicart
------------
<referenceBlock name="minicart" remove="true"/>
------------
Syntax for remove xml block
<referenceBlock name="block_name" remove="true"/>