| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | they [vb past] [verb] be [prep] | 12 |
|
| 2 | they had [verb] be [prep] | 10 |
|
| 3 | they [vb past] [vb pp] be [prep] | 10 |
|
| 4 | they [vb past] [verb] was [prep] | 9 |
|
