| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [adv] [vb -s] | 9815 |
|
| 2 | [adv] [vb -s] when | 199 |
|
| 3 | it [adv] when | 165 |
|
| 4 | it [vb -s] when | 111 |
|
