| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | who [verb] it is | 35 |
|
| 2 | who [vb -s] it is | 15 |
|
| 3 | who [vb base] it is | 14 |
|
| 4 | who think it is | 9 |
|
| 5 | who think it is | 9 |
|
| 6 | who [vb past] it is | 6 |
|
