| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | they [vb past] [adv] [verb] [prep] | 868 |
|
| 2 | [vb past] [adv] [verb] back [prep] | 187 |
|
| 3 | they [vb past] [verb] back [prep] | 56 |
|
| 4 | they [adv] [verb] back [prep] | 36 |
|
| 5 | they [vb past] [adv] back [prep] | 17 |
|
| 6 | they [vb past] [adv] [verb] back | 17 |
|
