| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb base] been [verb] [prep] | 12596 |
|
| 2 | who [vb base] [verb] [prep] | 1173 |
|
| 3 | who [vb base] been [verb] | 722 |
|
| 4 | who [vb base] been [prep] | 142 |
|
