| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun pl] [was/were] [verb] [prep] [noun sg] | 3290 |
|
| 2 | [noun] [was/were] [v-ing] [prep] [noun sg] | 898 |
|
| 3 | [noun pl] [be] [v-ing] [prep] [noun sg] | 537 |
|
| 4 | [noun pl] [was/were] [v-ing] [prep] [noun] | 471 |
|
| 5 | [noun pl] [was/were] [v-ing] [prep] [noun sg] | 233 |
|
