Without any comment, have a look at these images from Google Trends LABS:
<b><font size="2"><img height="11" src="http://www.google.com/trends/images/dot1.gif" width="11" border="0"> <font color="#4684ee">"ajax.net"</font> <img height="11" src="http://www.google.com/trends/images/dot2.gif" width="11" border="0"> <font color="#dc3912">"web 2.0"</font> </font></b> <a href="http://www.google.com/trends?q=%22ajax.net%22%2C%22web+2.0%22&ctab=0&date=all&geo=all"><font size="2"><img height="260" src="http://www.google.com/trends/viz?q=%22ajax.net%22,%22web+2.0%22&date=all&geo=all&graph=weekly_img" width="580" border="0"></font></a><font size="2"> </font> <div><br> <div id="legend"><b><font size="2"><img height="11" src="http://www.google.com/trends/images/dot1.gif" width="11" border="0"> <font color="#4684ee">"ajax.net"</font> <img height="11" src="http://www.google.com/trends/images/dot2.gif" width="11" border="0"> <font color="#dc3912">"json"</font> </font></b></div> <div><a href="http://www.google.com/trends?q=%22ajax.net%22%2C%22json%22&ctab=0&date=all&geo=all"><font size="2"><img height="260" src="http://www.google.com/trends/viz?q=%22ajax.net%22,%22json%22&date=all&geo=all&graph=weekly_img" width="580" border="0"></font></a><font size="2"> </font> <div></div></div></div>