| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [v-ing] a | 13940 |
|
| 2 | [was/were] [v-ing] [art] | 10519 |
|
| 3 | [was/were] [v-ing] [art] | 10519 |
|
| 4 | [was/were] [verb] a | 8650 |
|
| 5 | [was/were] [v-ing] a | 5292 |
|
