| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [be] [verb] | 134732 |
|
| 2 | [verb] [verb] a | 86727 |
|
| 3 | [be] [verb] a | 29815 |
|
| 4 | [verb] [be] a | 15803 |
|
