| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] back [prep] the | 8555 |
|
| 2 | [verb] [v-ing] [prep] the | 4900 |
|
| 3 | [v-ing] back [prep] the | 1367 |
|
| 4 | [verb] [v-ing] back [prep] | 235 |
|
| 5 | [verb] [v-ing] back the | 15 |
|
