The test can be repeated once or twice a year.

For the next ten days this was repeated once, and sometimes twice, a day.

But it is the little phrase that follows, repeated once.

The series was shown in blocks of episodes which were then repeated once.

The procedure was repeated once, after a few minutes.

The series was repeated once by Channel 4 in Summer 1985.

Each view is repeated once, giving them equal weight.

The last line of each verse is repeated once.

This treatment cycle may be repeated once a month.

Note that the word "hip" is repeated not just once or twice within the line but, by my calculation, three times.