| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [vb -s] [be] a | 729 |
|
| 2 | it [be] for a | 116 |
|
| 3 | it [vb -s] for a | 94 |
|
| 4 | it [vb -s] [be] for | 48 |
|
| 5 | [vb -s] [be] for a | 17 |
|
