Possible Duplicate:
“User accounts” or “users account”“User accounts” or “users account”
“BookList” or “booksList?”“BookList” or “booksList?”
Is it correct to say “lesson count” or “lessons count”? Is it correct to say “lesson count” or “lessons count”?
should a list of tokens be called a “token list” or a “tokens list”should a list of tokens be called a “token list” or a “tokens list”
“Employee list” or “employees list” “Employee list” or “employees list”
"Thing count" or "things count""Thing count" or "things count"
And others
I know I can say
what color of towel do you like?
And the same:
what towel color do you like?
I also know I can say the same about multiple colors:
what colors of towels do you like?
But I'm not sure if I should say:
what towels colors do you like?
or
what towel colors do you like?