| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [was/were] [adv] [v-ing] [noun sg] | 423 |
|
| 2 | [Wh det] [was/were] [adv] [v-ing] | 248 |
|
| 3 | [Wh det] [was/were] [v-ing] [noun sg] | 79 |
|
| 4 | [Wh det] [was/were] [adv] [noun sg] | 60 |
|
