| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [is] [Wh det] it | 722 |
|
| 2 | [is] what it | 718 |
|
| 3 | 's [Wh det] it | 507 |
|
| 4 | is [Wh det] it | 215 |
|
