| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [was/were] a [noun sg] | 32340 |
|
| 2 | only a [noun sg] | 3718 |
|
| 3 | [was/were] only a | 976 |
|
| 4 | [was/were] only [noun sg] | 213 |
|
