| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] back [prep] [noun] [prep] | 917 |
|
| 2 | [verb] back [prep] [noun sg] [prep] | 408 |
|
| 3 | [verb] [adv] [prep] time [prep] | 162 |
|
| 4 | [verb] back [prep] time [prep] | 23 |
|
| 5 | [verb] back [prep] time [prep] | 23 |
|
