11.   It is not known just how the algae can thrive in Antarctic winter conditions, but some researchers have suggested a way.

12.   More and more families we know are just like us, with one or more no-meat eaters.

13.   No one knows just how much money is saved through such tax strategies.

14.   One night at a bowling alley, a man asked a friend who knew Titanic just how good a bowler he really was.

15.   So they come here and they want to know just how great this colt is.

16.   Some said they only wanted their musical icons like Eric Clapton, Clint Black and Whitney Houston to know just how much they adored them.

17.   The agency belatedly told the Senate and House intelligence committees what it knew just days before Nuccio met with Torricelli.

18.   Van Gundy has to know just how much he owes Grunfeld.

19.   Officials said it was too early to know just how bad the damage was.

20.   Springbok captain Francois Pienaar knows just how obsessively the nation is focused on the first match.