| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | are [vb pp] to [noun sg] | 379 |
|
| 2 | [vb pp] back to [noun sg] | 160 |
|
| 3 | are [vb pp] back to | 33 |
|
| 4 | are back to [noun sg] | 5 |
|
