| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [noun] over a period of | 17 |
|
| 2 | take [noun] [prep] a period of | 10 |
|
| 3 | take [noun] [prep] a period of | 10 |
|
| 4 | take [noun] over a [noun] of | 9 |
|
| 5 | take [noun] over a [noun sg] of | 9 |
|
| 6 | take [noun] over [art] period of | 5 |
|
| 7 | take [noun] over [art] period of | 5 |
|
| 8 | take [noun] over a period of | 5 |
|
| 9 | take [noun] over a period [prep] | 5 |
|
| 10 | take [noun] over a period of | 5 |
|
| 11 | take [noun] over a period of | 5 |
|
