| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | a [adj] period [prep] time | 337 |
|
| 2 | a fixed [noun] [prep] time | 23 |
|
| 3 | a fixed period [prep] [noun] | 23 |
|
| 4 | a fixed [noun sg] [prep] time | 23 |
|
| 5 | a fixed period [prep] [noun sg] | 23 |
|
| 6 | [art] fixed period [prep] time | 19 |
|
| 7 | [art] fixed period [prep] time | 19 |
|
| 8 | a fixed period [prep] time | 18 |
|
| 9 | a fixed period [prep] time | 18 |
|
| 10 | a fixed period [prep] time | 18 |
|
