| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it is [adv] [vb pp] | 3866 |
|
| 2 | [Wh det] is [adv] [vb pp] | 1956 |
|
| 3 | [Wh det] it is [vb pp] | 665 |
|
| 4 | [Wh det] it is [adv] | 259 |
|
| 5 | [Wh det] it [adv] [vb pp] | 5 |
|
