How to display dynamic multiple label in tableview cell swift?

Question

I'm trying with NSMutableAttributedString but not getting perfect resolution and also underline for each string.

Now It's display like this:

But I want like this:

I m trying with this code in tableView(_ tableView: UITableView, cellForRowAt indexPath: IndexPath) for displaying the cell:

let arrSearchTag = search_detail?.value(forKey: "search_tags") as! NSArray
if arrSearchTag.count > 0
{
    let str : NSMutableAttributedString = NSMutableAttributedString(string: "")
    for string in arrSearchTag
    {
        let myString = string
        let myString1 = "  "
        let myAttribute = [NSBackgroundColorAttributeName : UIColor.init(red: 94.0/255.0, green: 94.0/255.0, blue: 94.0/255.0, alpha: 1.0)]
        let myAttribute1 = [NSBackgroundColorAttributeName : UIColor.clear]
        let range = (myString as! NSString).range(of: myString as! String)
        let myAttrString = NSMutableAttributedString(string: myString as! String, attributes: myAttribute)
        let myAttrString1 = NSMutableAttributedString(string: myString1 , attributes: myAttribute1)

        myAttrString.addAttribute(NSForegroundColorAttributeName, value: UIColor.white, range: range)

        str.append(myAttrString)
        str.append(myAttrString1)

    }
    cell.lblSearchTags.attributedText = str
}