| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | their [noun sg] [was/were] [prep] an [noun] | 5 |
|
| 2 | their [noun] was [prep] an [noun] | 5 |
|
| 3 | their [noun] [was/were] [prep] an [noun sg] | 5 |
|
