| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [is] what this [noun] | 41 |
|
| 2 | [is] what this [noun] | 41 |
|
| 3 | [is] what this [noun sg] | 39 |
|
| 4 | is what this [noun] | 25 |
|
| 5 | 's what this [noun] | 16 |
|
