+<term><name>subject5</name><frequency>50</frequency></term>
+<term><name>subject6</name><frequency>40</frequency></term>
+<term><name>subject7</name><frequency>30</frequency></term>
+<term><name>subject8</name><frequency>20</frequency></term>
+<term><name>subject9</name><frequency>10</frequency></term>