| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | who [vb past] it [verb] | 82 |
|
| 2 | who [vb past] it [vb past] | 46 |
|
| 3 | who [vb past] it have | 15 |
|
| 4 | who [vb past] it [to-vb] | 10 |
|
| 5 | who [vb past] it had | 9 |
|
| 6 | who [vb past] it [vb -s] | 7 |
|
| 7 | who did it [verb] | 6 |
|
| 8 | who [vb past] it do | 6 |
|
| 9 | who [vb past] it [vb base] | 6 |
|
| 10 | who [vb past] it [v-ing] | 5 |
|
