| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | who 's [v-ing] [prep] the | 22 |
|
| 2 | who 's [vb pp] [prep] the | 13 |
|
| 3 | who 's [verb] on the | 5 |
|
| 4 | who 's [verb] in the | 5 |
|
