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twins can help each other twins share each other's emotion twins are able to understand each other in a private language twins communicate less with their parents
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twins’; Lucy’s and Lily’s twin’s ; Lucy’s and Lily’s Twins; Lucy and Lily’s twins’; Lucy and Lily’s
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twins can help each other twins share each other’ s emotion twins are able to understand each other in a private language twins communicate less with their parents
twins understand each other very well twins are slow to learn to talk twins are unlikely to do less well at school than other children there exists more communication between twins
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twins understand each other very well twins are slow to learn to talk twins are unlikely to do less well at school than other children there exists more communication between twins