| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [v-ing] [pron] [prep] [verb] | 153 |
|
| 2 | be [v-ing] [pron] [prep] [verb] | 153 |
|
| 3 | [was/were] [v-ing] [pron] [prep] [verb] | 61 |
|
| 4 | were [verb] [pron] [prep] [verb] | 15 |
|
