| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | who [vb past] [been] [verb] [prep] | 994 |
|
| 2 | [vb past] [been] [verb] [prep] [det] | 761 |
|
| 3 | who [vb past] [verb] [prep] [det] | 69 |
|
| 4 | who [vb past] [been] [verb] [det] | 18 |
|
| 5 | who [vb past] [been] [prep] [det] | 11 |
|
