11.   Countless thousands of flu strains have existed throughout history, Skinner said.

12.   Curiosity and confusion about andro exists throughout major-league clubhouses.

13.   In part, as Lutheran officials here have said, the trend is fueled by a deep suspicion of authority that now exists throughout American society.

14.   Mason grew up with slavery, a condition that existed throughout history.

15.   No one knows for sure how many independent leagues like Jersey All-Pro Wrestling exist throughout the country.

16.   Right-wing parties exist throughout Europe.

17.   Scholars now believe that tattooing has existed throughout history, in almost all cultures, signifying everything from tribal affiliation to deathless devotion to Mom.

18.   Similar conditions exist throughout Arab neighborhoods and villages in East Jerusalem, leading many Palestinians to accuse Israel of trying to force them to leave the city.

19.   Similar domestic liquor tax structures favoring local production over imported liquors exist throughout the region.

20.   Such problems exist throughout most of the country.