| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | they had [been] [verb] for some | 5 |
|
| 2 | they [vb past] been [verb] for some | 5 |
|
| 3 | they [vb past] [been] [verb] for some | 5 |
|
| 4 | they [vb past] [been] [verb] for some | 5 |
|
