| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [was/were] a [noun] | 6098 |
|
| 2 | it [was/were] a [noun sg] | 5896 |
|
| 3 | it [be] a case | 233 |
|
| 4 | [pron] [was/were] a case | 143 |
|
| 5 | it [was/were] [art] case | 112 |
|
| 6 | it [was/were] [art] case | 112 |
|
| 7 | [pers pn] [was/were] a case | 95 |
|
| 8 | it [was/were] a case | 91 |
|
| 9 | it [was/were] a case | 91 |
|
| 10 | it [was/were] a case | 91 |
|
