| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | but [be] [adv] [vb pp] [prep] | 392 |
|
| 2 | [be] [adv] [vb pp] back [prep] | 174 |
|
| 3 | but [be] [vb pp] back [prep] | 24 |
|
| 4 | but [be] [adv] [vb pp] back | 8 |
|
