| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [vb pp] [prep] [adv] a [noun] | 116 |
|
| 2 | [was/were] [vb pp] [prep] [adv] [art] [noun] | 105 |
|
| 3 | [was/were] [verb] [prep] [adv] a [noun] | 46 |
|
