| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] [vb past] been at [det] | 11 |
|
| 2 | [pers pn] [vb past] [been] at [det] | 11 |
|
| 3 | [pron] had [been] at [det] | 8 |
|
