| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] been [adv] | 5986 |
|
| 2 | [vb past] [adv] in | 5258 |
|
| 3 | [vb past] been in | 1596 |
|
| 4 | been [adv] in | 199 |
|
