| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] be go down | 17 |
|
| 2 | [vb mod] [be] go down | 17 |
|
| 3 | [vb mod] [be] going down | 17 |
|
| 4 | [vb mod] be go down | 17 |
|
