| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [art] [noun] [prep] a fixed period | 13 |
|
| 2 | [art] [noun] [prep] a fixed period | 13 |
|
| 3 | the [noun] [prep] a fixed period | 7 |
|
| 4 | the [noun] [prep] a fixed period | 7 |
|
| 5 | a [noun] [prep] a fixed period | 6 |
|
| 6 | [adj] [noun] [prep] a fixed period | 6 |
|
| 7 | a [noun] [prep] a fixed period | 5 |
|
| 8 | [noun] [prep] a fixed period [prep] | 15 |
|
| 9 | [noun] [prep] a fixed period [prep] | 15 |
|
| 10 | [noun] [prep] a fixed period of | 13 |
|
| 11 | [noun] [prep] a fixed period of | 13 |
|
