| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | was [v-ing] [prep] [noun] | 3438 |
|
| 2 | was [v-ing] [prep] [noun sg] | 1523 |
|
| 3 | [be] [v-ing] [prep] work | 179 |
|
| 4 | be [v-ing] [prep] work | 179 |
|
| 5 | was [verb] [prep] work | 61 |
|
| 6 | [was/were] [v-ing] [prep] work | 53 |
|
| 7 | was [v-ing] [prep] work | 36 |
|
| 8 | was [v-ing] [prep] work | 36 |
|
