| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | who [be] [v-ing] [art] | 1088 |
|
| 2 | had [be] [v-ing] [art] | 626 |
|
| 3 | who had [be] [v-ing] | 470 |
|
| 4 | who had [be] [art] | 182 |
|
