| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [was/were] [prep] | 9027 |
|
| 2 | it [be] for | 1861 |
|
| 3 | [pron] [was/were] for | 840 |
|
| 4 | [pers pn] [was/were] for | 704 |
|
| 5 | it [was/were] for | 544 |
|
