| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] [been] [prep] [noun] | 1385 |
|
| 2 | [vb past] [prep] [noun] school | 83 |
|
| 3 | [vb past] [been] [prep] school | 34 |
|
| 4 | [been] [prep] [noun] school | 20 |
|
