For i1 as Integer = 0 to ListView1.Items.Count - 1
  For i2 as Integer = 0 to ListView1.Columns.Count - 1
 
    If ListView1.Items(i1).SubItem(i2).Text = "Suchbegriff" then
      ListView1.Items.BackColor = Color.Red
      ' Schleife hier verlassen, da z.B. nur erster Suchbegriff wichtig ist
      i1 = ListView1.Items.Count
      Exit For
    End If
 
  Next 
Next

_________________________
Professionelle Entwicklerkomponenten
www.tools4vb.de