| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh adv] it is | 1799 |
|
| 2 | [Wh adv] [adj] it | 1579 |
|
| 3 | [adj] it is | 1464 |
|
| 4 | [Wh adv] [adj] is | 707 |
|
