| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | was [verb] [art] | 15192 |
|
| 2 | was [v-ing] [art] | 7509 |
|
| 3 | [be] working [art] | 72 |
|
| 4 | be working [art] | 72 |
|
| 5 | [was/were] working [art] | 30 |
|
| 6 | was work [art] | 18 |
|
