| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [was/were] [v-ing] [pron] [adv prt] | 489 |
|
| 2 | who [was/were] [v-ing] [pron] | 400 |
|
| 3 | who [was/were] [v-ing] [adv prt] | 172 |
|
