| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | i [vb past] [been] [prep] [noun] | 75 |
|
| 2 | [pron] [vb past] [been] [prep] school | 24 |
|
| 3 | i [verb] [been] [prep] school | 6 |
|
| 4 | i [vb past] [be] [prep] school | 5 |
|
