| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [was/were] [v-ing] [adv] [prep] [noun] | 981 |
|
| 2 | [was/were] [verb] up [prep] [noun] | 868 |
|
| 3 | [be] [v-ing] up [prep] [noun] | 313 |
|
