| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] [prep] time | 10886 |
|
| 2 | period [prep] [noun] | 4446 |
|
| 3 | period [prep] [noun sg] | 3786 |
|
| 4 | period [prep] time | 1090 |
|
| 5 | period [prep] time | 1088 |
|
