| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [was/were] [adv] [v-ing] [prep] [noun] | 657 |
|
| 2 | [was/were] [adv] [v-ing] [prep] [noun sg] | 322 |
|
| 3 | [was/were] [adv] [v-ing] [prep] work | 31 |
|
| 4 | [be] [adv] [v-ing] [prep] work | 25 |
|
| 5 | [was/were] [adv] [verb] [prep] work | 23 |
|
| 6 | [was/were] [adv] [v-ing] [prep] work | 11 |
|
