| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | had [vb pp] [conj] it [was/were] | 101 |
|
| 2 | had [vb pp] [conj] [was/were] [v-ing] | 45 |
|
| 3 | [vb pp] [conj] it [was/were] [v-ing] | 42 |
|
