1.   As to his reference to rugby league, I plead ignorance and will not interfere with private griefs.

2.   Mr Giles pleads ignorance as his excuse.

3.   No one can plead ignorance of a subject any longer, for these are countless do-it-yourself publications.

4.   In Seville he had often pleaded ignorance over some of the expressions she used.

5.   Americans can no longer plead ignorance.

6.   And on matters of budget, Jerome pleaded the ignorance bred by a Harvard education.

7.   Basically, Duffy pleaded ignorance.

8.   Administrators at some of the participating schools have pleaded ignorance about exactly what the deal means and who will be affected.

9.   Afterward, Martinez not only professed his innocence in the strongest possible terms, he also pleaded ignorance of the events of the night before.