huh?

why am i gettting spam that has subject headers such as:

a) she wants a better sex? all you need's here!
b) all love enhancers on one portal.
c) why seek? choose any che@pest love pi11 you want...
d) best love dr@gs at best store.
e) any med for your girl to be happy!
f) your girl is unsatisfied with your potency? don't wait until she finds another men!

why? why? oh why?