| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] [conj] they [be] [v-ing] | 169 |
|
| 2 | [conj] they had [be] [v-ing] | 98 |
|
| 3 | [vb past] [conj] they had [be] | 80 |
|
| 4 | [vb past] they had [be] [v-ing] | 8 |
|
