| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb infin] on [adj] [noun] | 1223 |
|
| 2 | back on [adj] [noun] | 172 |
|
| 3 | [vb infin] back [adj] [noun] | 71 |
|
| 4 | [vb infin] back on [adj] | 39 |
|
| 5 | [vb infin] back on [noun] | 24 |
|
