| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | who have seen | 235 |
|
| 2 | who had seen | 97 |
|
| 3 | who has seen | 54 |
|
| 4 | who have seen | 54 |
|
| 5 | who 've seen | 16 |
|
| 6 | who 'd seen | 8 |
|
| 7 | who 's seen | 6 |
|
