| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [v-ing] [be] | 1899 |
|
| 2 | be [v-ing] be | 1891 |
|
| 3 | be [v-ing] [was/were] | 414 |
|
| 4 | be [verb] were | 373 |
|
| 5 | [be] [v-ing] were | 60 |
|
