| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] been [verb] for [det] | 186 |
|
| 2 | they [vb past] been [verb] for | 79 |
|
| 3 | they [vb past] been [verb] [det] | 29 |
|
| 4 | they [vb past] [verb] for [det] | 18 |
|
