| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] [was/were] [v-ing] [adv] [prep] | 2352 |
|
| 2 | who [was/were] [verb] [adv] [prep] | 378 |
|
| 3 | who [be] [v-ing] [adv] [prep] | 246 |
|
