| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] [adv] [been] [prep] | 1021 |
|
| 2 | [vb past] [adv] [prep] school | 136 |
|
| 3 | [vb past] [been] [prep] school | 34 |
|
| 4 | [adv] [been] [prep] school | 31 |
|
