| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh det] it 's [prep] [verb] | 38 |
|
| 2 | [Wh det] it be [prep] [v-ing] | 22 |
|
| 3 | [Wh det] it [be] [prep] [v-ing] | 22 |
|
| 4 | [Wh det] it [is] [prep] [v-ing] | 15 |
|
| 5 | [pron] it 's [prep] [v-ing] | 13 |
|
| 6 | [Wh det] [pron] 's [prep] [v-ing] | 11 |
|
| 7 | [Wh det] it 's [prep] [v-ing] | 11 |
|
| 8 | [Wh det] [pers pn] 's [prep] [v-ing] | 11 |
|
| 9 | [Wh det] it 's [prep] [v-ing] | 11 |
|
