| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [not/n't] [v-ing] [prep] [be] | 777 |
|
| 2 | were [v-ing] [prep] [be] | 298 |
|
| 3 | were [not/n't] [v-ing] [prep] | 235 |
|
| 4 | were [not/n't] [prep] [be] | 131 |
|
