| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] [been] [verb] [prep] | 18310 |
|
| 2 | they [vb past] [verb] [prep] | 2799 |
|
| 3 | they [vb past] [been] [verb] | 1453 |
|
| 4 | they [vb past] [been] [prep] | 248 |
|
| 5 | they [been] [verb] [prep] | 23 |
|
