| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it is [adv] [adv] | 6792 |
|
| 2 | it is [adv] [vb pp] | 4713 |
|
| 3 | is [adv] [vb pp] [adv] | 2589 |
|
| 4 | it is [vb pp] [adv] | 1175 |
|
| 5 | it [adv] [vb pp] [adv] | 54 |
|
