| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] had [been] [prep] | 1920 |
|
| 2 | who [verb] [been] [prep] | 651 |
|
| 3 | who have [been] [prep] | 651 |
|
| 4 | who [vb past] [been] [prep] | 352 |
|
| 5 | who had [been] [prep] | 319 |
|
| 6 | who had [be] [prep] | 319 |
|
