| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] [been] [prep] school | 34 |
|
| 2 | [vb past] [been] [prep] public | 9 |
|
| 3 | [been] [prep] public school | 8 |
|
| 4 | [vb past] [prep] public school | 7 |
|
