| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] [verb] to be [art] | 2031 |
|
| 2 | [adv] [vb past] to be [art] | 165 |
|
| 3 | [adv] happen to be [art] | 56 |
|
| 4 | [adv] happened to [be] [art] | 17 |
|
| 5 | [adv] happened [prep] be [art] | 17 |
|
