google insanity

[substitute]

why, when I search Google for "rio texas" does it give me two sets of results about things like the Rio Grande and Del Rio, TX with a set of results about Aristophanes sandwiched between them?

Screenshots at these links (large .png files, 65-70k apiece):

http://www.masculinehygiene.com/d/m/rio-top.png

http://www.masculinehygiene.com/d/m/riobottom.png