| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [was/were] [v-ing] [prep] [pron] [noun] | 1668 |
|
| 2 | [be] [v-ing] [prep] [pers pn] [noun] | 46 |
|
| 3 | [was/were] [verb] [prep] [pers pn] [noun] | 28 |
|
