| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | was [v-ing] [prep] [noun] [prep] | 692 |
|
| 2 | who was [prep] [noun] [prep] | 131 |
|
| 3 | who was [v-ing] [prep] [noun] | 129 |
|
| 4 | who was [v-ing] [noun] [prep] | 55 |
|
