| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be travelling back [prep] the | 6 |
|
| 2 | [be] travelling back [prep] the | 6 |
|
| 3 | travelling back [prep] the [noun] | 7 |
|
| 4 | travelling back [prep] the [noun sg] | 6 |
|
