61.  The ballistic missile capability being developed North Korea and Iran is the chief reason for a movement in Congress to build a limited U.S. missile defense system.

62.  The chief reason for the revision was a record increase in the inventories of unsold goods held on shelves and back lots.

63.  The chief reason for the rodent population explosion are unfinished buildings, which are ideal breeding grounds, said Popa.

64.  The chief reasons for such an unfortunate conclusion to the declaration are at least threefold.

65.  The few indications of inflationary pressure in the German economy were the chief reason they cited for the steady outlook.

66.  These, many believe, are the chief reasons why the nation has failed to lift itself out of the crisis.

67.  Timing is the chief reason.

68.  They said half of all deaths in Europe were caused by these diseases, which were the chief reason for the high death rate in the East.

69.  There were three chief reasons for this.