| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | who [be] [verb] it [prep] | 10 |
|
| 2 | [Wh pn] [be] [verb] it [prep] | 10 |
|
| 3 | [Wh pn] be [verb] it [prep] | 10 |
|
| 4 | [Wh pn] [be] [v-ing] it [prep] | 9 |
|
| 5 | [Wh pn] [was/were] [verb] it [prep] | 6 |
|
