| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | what [vb -s] on [prep] [noun] | 36 |
|
| 2 | what [vb -s] [prep] this [noun] | 35 |
|
| 3 | [vb -s] on [prep] this [noun] | 13 |
|
| 4 | what [vb -s] on [prep] this | 7 |
|
