| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [be] on [art] [noun] | 480 |
|
| 2 | [be] back on [art] [noun] | 129 |
|
| 3 | [prep] [be] back on [art] | 12 |
|
| 4 | [prep] [be] back on [noun] | 5 |
|
