| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb -s] back [prep] [art] [noun] | 382 |
|
| 2 | [verb] back [prep] [art] [noun prp] | 368 |
|
| 3 | [vb -s] [adv] [prep] [art] [noun prp] | 241 |
|
| 4 | [vb -s] back [prep] [art] [noun prp] | 17 |
|
