11.   HEV also differs with HAV in the increased frequency with which infection is observed in adults compared with children.

12.   Aggressiveness plus increased frequency have in turn made local officials more accountable, and townspeople better informed.

13.   But the increased frequency has cost the Olympics their novelty, and they must compete for attention on crowded sports calendars.

14.   Climate experts say the increased frequency of extreme events is exactly what computer models have been predicting will happen as the Earth warms.

15.   Other businesses are opening in central Phoenix with increased frequency.

16.   Still, the increased frequency of travel and the increased travel population make information all the more important.

17.   They also see an increased frequency in the appearance of El Nio.

18.   A loss of oxygen supply to the brain cells can also cause anxiety, stroke, and increased frequency of epileptic attacks.

19.   Because of increased melting, new icebergs have been discovered with increased frequency in recent years in Antarctica.

20.   Because of the increased frequency of long lines and airport evacuations, DeMartini now drives to destinations less than four hours away.