| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [was/were] [verb] be | 1264 |
|
| 2 | [was/were] [v-ing] be | 410 |
|
| 3 | [be] working be | 10 |
|
| 4 | [was/were] working [be] | 6 |
|
| 5 | [was/were] work be | 6 |
|
