| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh det] it be [v-ing] [prep] | 60 |
|
| 2 | [Wh det] it [be] [v-ing] [prep] | 60 |
|
| 3 | what it [be] [v-ing] [prep] | 48 |
|
| 4 | [Wh det] it [is] [v-ing] [prep] | 45 |
|
| 5 | [Wh det] it [be] [v-ing] to | 38 |
|
| 6 | [Wh det] it 's [v-ing] [prep] | 32 |
|
| 7 | [Wh det] it [be] going [prep] | 19 |
|
| 8 | [Wh det] it [was/were] [v-ing] [prep] | 15 |
|
| 9 | [Wh det] it [be] doing [prep] | 15 |
|
| 10 | [Wh det] it was [v-ing] [prep] | 15 |
|
| 11 | [Wh det] it is [v-ing] [prep] | 13 |
|
| 12 | which it [be] [v-ing] [prep] | 9 |
|
| 13 | [Wh det] it [be] [v-ing] at | 6 |
|
