$3 a month for hosting, just get several accounts. If you are worried about getting penalized then we can place you on different servers. But Google has announce like 6 years ago that different Class C's have no effect for this.
www.dwhs.net
We have hundreds of sites on one class c and almost all are the front page for big terms. I think what's more important is smart SEO not trying to trick Google.
Try adult web hosting and you will see have been on the first couple listings for 9 years.