ts</i>* <b>","</b>? <i>cost-equation</i>? <b>"}"</b>

<i>count-limits</i> ::= <b>"+"</b> <i>number</i>?
             |   <b>"-"</b> <i>number</i>?
             |   <b>"#"</b> <i>number</i>?
             |   <b>"~"</b> <i>number</i>?

<i>cost-equation</i> ::= ( <i>cost-term</i> "+"? " "? )+ <b>"&lt;"</b> <i>number</i>

<i>cost-term</i> ::= <i>number</i> <b>"i"</b>
          |   <i>number</i> <b>"d"</b>
          |   <i>number</i> <b>"s"</b>

</pre>
</td></tr>
</table>

<p>
The approximate matching settings f