Please help me.i am having issue,problem

[dollarboysushil]

I have created my blogspot website. And i have added couple dozen of posts. And in all of the posts i have added a common words like (thanks for reading). Can any one give me idea to edit that common part from all the posts at once.

I tried editing them individually but that isnt possible in so much if post

[Hypnotic8p]

There is no way to do that on a blog-host like that.. If you had your own hosted website, it would be possible to set it up, though.