| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | they [verb] to be [verb] | 775 |
|
| 2 | they [vb past] to be [verb] | 262 |
|
| 3 | [pron] happened to be [verb] | 69 |
|
| 4 | [pers pn] happened to be [verb] | 44 |
|
| 5 | they happen to be [verb] | 19 |
|
| 6 | they happened to be [verb] | 8 |
|
| 7 | they happened to [be] [verb] | 8 |
|
| 8 | they happened [prep] be [verb] | 8 |
|
