| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | they have been through | 24 |
|
| 2 | they [vb base] been through | 12 |
|
| 3 | they [vb past] been through | 12 |
|
| 4 | they had been through | 11 |
|
| 5 | they 've been through | 8 |
|
