| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | was [verb] [be] | 912 |
|
| 2 | was [v-ing] [be] | 277 |
|
| 3 | [be] working [be] | 10 |
|
| 4 | be working [be] | 10 |
|
| 5 | [was/were] working [be] | 6 |
|
| 6 | was work [be] | 5 |
|
