| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh adv] is it [det] [noun sg] | 15 |
|
| 2 | [Wh adv] [is] it that [noun sg] | 13 |
|
| 3 | why [is] it [det] [noun sg] | 9 |
|
| 4 | how [is] it [det] [noun sg] | 6 |
|
