| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | they [be] [v-ing] [art] | 1624 |
|
| 2 | had [be] [v-ing] [art] | 626 |
|
| 3 | they had [be] [v-ing] | 294 |
|
| 4 | they had [be] [art] | 27 |
|
