<div style="line-height:1.7;color:#000000;font-size:14px;font-family:Arial"><div style="position:relative;zoom:1">hi all,<div style="clear:both"></div></div><div style="position:relative;zoom:1"><br></div><div style="position:relative;zoom:1">I tried the query [pos="N.*" &amp; f(word)&gt;100] on some corpora but the frequency limitation doesn't seem to work.&nbsp;</div><div style="position:relative;zoom:1">According to Christ (1994: 6) , f is a predefined dynamic attribute.&nbsp;<span style="line-height: 1.7;">However, the query was happily accepted by CQPweb but not really executed.</span></div><div style="position:relative;zoom:1">I noticed in&nbsp;cwb-decode.c that a comment reads like this "<span style="font-family: arial; line-height: normal; white-space: pre-wrap;">case ATT_DYN: </span><span style="font-family: arial; line-height: normal; white-space: pre-wrap;">/* dynamical attributes aren't implemented */".</span></div><div style="position:relative;zoom:1">So that is where the answer lies?</div><div style="position:relative;zoom:1"><br></div><div style="position:relative;zoom:1">Thanks for any tips.</div><div style="position:relative;zoom:1">Wu Liangping</div><div style="position:relative;zoom:1"><br></div><div style="position:relative;zoom:1">Reference</div><div style="position:relative;zoom:1">Christ, Oliver (1994). A modular and flexible architecture for an integrated corpus query system. In Papers in Computational Lexicography (COMPLEX '94), pages 22–32, Budapest, Hungary.</div></div>