Looking on the internet deeply has found these results:

I have never seen that before is the most popular phrase on the web.

I also have never seen that before 10 results on the web	I have never seen that before 19,850 results on the web More popular!
Some examples and use cases from the internet:	Some examples and use cases from the internet:
It doesn't look like this phrase is very popular! The search could not find any examples on the internet.	Weblio Email例文集. I have never seen that before. 私は今までそれを見た事がない。 Weblio Email例文集. I have never once seen that before. 私はそれを一度も見たことが無い。 Weblio Email例文集. I have never seen that before. 私は今までそれを見たことがない。 I have never seen that before. 私は今までそれを見たことがない。 Apr 16, 2015 ... Yes he is! He's out!” the fighter urged. Finally, the referee called the fight. “I have never seen that before in my life! They were literally arguing over whether or no he was out!” one of the announcers said. “He was completely out ... の部分一致の例文検索結果. 該当件数 : 132件. I have never seen lightning. 私は雷を見たことがありません。 Weblio Email例文集. I have never seen that before ... Jul 13, 2015 ... was supposed to be a batch dance, didn't know it was a mating dance also

I also have never seen that before

10 results on the web

I have never seen that before

19,850 results on the web

More popular!

It doesn't look like this phrase is very popular! The search could not find any examples on the internet.

Weblio Email例文集. I have never seen that before. 私は今までそれを見た事がない。
Weblio Email例文集. I have never once seen that before. 私はそれを一度も見たことが無い。
Weblio Email例文集. I have never seen that before. 私は今までそれを見たことがない。
I have never seen that before. 私は今までそれを見たことがない。
Apr 16, 2015 ... Yes he is! He's out!” the fighter urged. Finally, the referee called the fight. “I have never seen that before in my life! They were literally arguing over whether or no he was out!” one of the announcers said. “He was completely out ...
の部分一致の例文検索結果. 該当件数 : 132件. I have never seen lightning. 私は雷を見たことがありません。
Weblio Email例文集. I have never seen that before ...
Jul 13, 2015 ... was supposed to be a batch dance, didn't know it was a mating dance also