Which names better for my sites

[stocks]

Hey fellas whats up I was woundering which names would be better for my sites.

Heres the ones that I'm defintly using

SportsbookView.com
OnlineCasinoView.com
GamblingViewForum.com

And here the one I was'nt sure of

RacebookView.com or HorseRacingView.com
OnlinePokerView.com or PokerroomView.com
OnlineBingoView.com or BingoHallView.com

Originally I was gonna go with these
Racebookview.com
PokerroomView.com
Bingohallview.com

But I did some looking with the search tool and it didnt seem like as many people were searching for Pokerroom, Bingohall and Racebook as onlinepoker, onlinebingo, and horseracing.

Heres the search results

OnlineBingo 28,000
BingoHall 352

Horseracing 58,000
Racebook 732

Onlinepoker 132,748
Pokerroom 4,128

It seems like the obvious choice would be the one with all the searches theres a huge difference between each of them but is there anything else I should consider like it may be harder to get higher in search engines or for example with the horse racing that site will be for the most part reviews on racebooks but most people who are searching horseracing is for betting purposes, same with the poker.

Anyway any advise here fellas and ladys

Thanks