| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | were [verb] on [adj] | 553 |
|
| 2 | be working on [adj] | 159 |
|
| 3 | [be] working on [adj] | 159 |
|
| 4 | were [v-ing] on [adj] | 72 |
|
| 5 | were working [prep] [adj] | 43 |
|
| 6 | [was/were] working on [adj] | 36 |
|
| 7 | were work on [adj] | 14 |
|
