1.   For example, last year, Californians faced frequent blackouts as energy supplies ran out.

2.   In addition, the weeds clog cooling pipes for the transformers at the Owen Falls power plant, causing frequent blackouts.

3.   There are promises that electricity will be connected next month, though even Accra still suffers frequent blackouts.

4.   During the four-hour tape, a sometimes-nervous Clark said he suffered frequent blackouts.

5.   Many Russian regions suffer frequent blackouts during the winter months, as the local power utilities, controlled by UES, run out of cash to pay for fuel.

6.   Protesting frequent blackouts in Serbia, people blocked Belgrade streets Friday.

7.   That would only bring longer and more frequent blackouts, he said.

8.   The economy is crippled by frequent blackouts.

9.   There are frequent blackouts.

10.   A sudden surge in electricity demand has caused frequent blackouts and forced several key industries to shut down.