| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] be [verb] | 90335 |
|
| 2 | [prep] be keep | 502 |
|
| 3 | [prep] [be] keep | 502 |
|
| 4 | [prep] be keep | 482 |
|
| 5 | [prep] [be] keep | 480 |
|
