| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it be [v-ing] [prep] be | 1317 |
|
| 2 | it [be] [v-ing] [prep] be | 1317 |
|
| 3 | it [was/were] [v-ing] [prep] be | 275 |
|
| 4 | [pron] were [v-ing] [prep] be | 167 |
|
| 5 | it were [verb] [prep] be | 8 |
|
| 6 | it were [v-ing] [prep] [be] | 5 |
|
| 7 | it were [v-ing] [prep] be | 5 |
|
| 8 | it were [v-ing] [prep] [be] | 5 |
|
