| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] [modal v] [vb infin] [prep] [noun] | 6754 |
|
| 2 | [modal v] [vb infin] back [prep] [noun] | 329 |
|
| 3 | [noun] [modal v] [vb infin] back [prep] | 233 |
|
| 4 | [noun] [modal v] [vb infin] back [noun] | 21 |
|
| 5 | [noun] [vb infin] back [prep] [noun] | 14 |
|
