| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | was [v-ing] [prep] [noun] [prep] | 692 |
|
| 2 | it was [prep] [noun] [prep] | 232 |
|
| 3 | it was [v-ing] [prep] [noun] | 104 |
|
| 4 | it was [v-ing] [noun] [prep] | 61 |
|
| 5 | it [v-ing] [prep] [noun] [prep] | 19 |
|
