| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | not [v-ing] [prep] [be] | 581 |
|
| 2 | were [v-ing] [prep] [be] | 298 |
|
| 3 | were not [prep] [be] | 126 |
|
| 4 | were not [v-ing] [prep] | 114 |
|
