Download.com

keyword = download url     = http://www.download.com/3120-20_4-0.html?tg=dl-20&qt={%query}&tag=srch keyword = dwl url     = http://www.download.com/3120-20_4-0.html?tg=dl-20&qt={%query}&tag=srch

Examples

 * download firefox
 * dwl firefox
 * Download.com search for "Firefox"