| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | who [verb] [been] [prep] | 651 |
|
| 2 | who have [been] [prep] | 651 |
|
| 3 | [pron] have [been] [prep] | 643 |
|
| 4 | who [vb base] [been] [prep] | 142 |
|
| 5 | who have [be] [prep] | 112 |
|
