| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [was/were] [verb] [prep] [det] [noun] | 3527 |
|
| 2 | [be] [v-ing] [prep] [det] [noun] | 1960 |
|
| 3 | [was/were] [v-ing] [prep] [adj] [noun] | 1472 |
|
| 4 | [was/were] [v-ing] [prep] [det] [noun] | 541 |
|
