| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [was/were] a [noun sg] | 32340 |
|
| 2 | [noun prp] [was/were] a | 4480 |
|
| 3 | [noun prp] a [noun sg] | 2628 |
|
| 4 | [noun prp] [was/were] [noun sg] | 837 |
|
