| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [was/were] [pron] | 5206 |
|
| 2 | [v-ing] it [was/were] | 518 |
|
| 3 | [v-ing] it [pron] | 330 |
|
| 4 | [v-ing] [was/were] [pron] | 52 |
|
