| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] to be [art] | 13249 |
|
| 2 | [vb past] to be [art] | 2501 |
|
| 3 | happen to be [art] | 231 |
|
| 4 | happened to [be] [art] | 70 |
|
| 5 | happened to be [art] | 70 |
|
| 6 | happened [prep] be [art] | 70 |
|
