on *:text:!s *:#: {
  var %rlsmss = $strip($2)
  var %keymss = * $+ $strip($2-) $+ *
  var %resultmss = 0, %limitmss = 49, %lastmss = 0

  ; Search as long as there are matches or if we reach the limit.
  while ($len($read(C:\Internet\_MP3\db.txt,w,%keymss,%lastmss)) > 0) {

    ; Read the line that matched (so you can change "w" to "s" if you really need... and also because I can't be arsed to find how to assign a value inside the loop condition !!! DAMN mIRC Scripting !!!)
    var %matchmss $read(C:\Internet\_MP3\db.txt, $readn)

    ; Display result to channel
    .msg $chan 13[ 11SEARCH 13]-[15 $replace(%matchmss,$chr(32),$chr(32) $+  13]-[14 $+ $chr(32)) 13]

    ; Increment the totale number of result displayed.
    inc %resultmss

    ; If we hit the limit for results, break out of the loop
    if ( %resultmss > %limitmss ) { break }

    ; Set the starting line for the next iteration of the loop
    %lastmss = $calc($readn + 1)
  }

  ; Now that search is done we can say how many results were displayed. If you want to do this before
  ; displaying results you'll need to store them before sending them to the IRC server with .msg)
  if (%resultmss == 0) {
    .msg $chan 13[ 11SEARCH 13]-[ 14Nothing found for 07 $+ %rlsmss $+ 14 in my 15dB13 ]
  }
}