21.   But there were many moments when even the phones went dead.

22.   But those phones went to government offices and businesses.

23.   Electricity was cut and the phones went dead.

24.   I am halfway through the procedure when my phone goes silent.

25.   His phone went unanswered in a half-dozen subsequent attempts to reach him.

26.   If traditional phones go down, the back-up radios would used to keep the electrical grid functioning.

27.   Only then, when phones went unanswered at Snack Right offices, did Katz and Ms. Van Dette start checking public records more thoroughly.

28.   She also has these little gifts for making plants grow at warp speed and for predicting when a phone is going to ring.

29.   Terrorism experts, whose phones have gone silent with the decline of terrorist rage, might consider changing fields.

30.   The backup computer was battery-powered, the phones never went down, the sleeping bag was thick, so the news got through.