| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] back [prep] [pos pn] [noun] | 1113 |
|
| 2 | [vb past] [prep] [pos pn] [det] [noun] | 575 |
|
| 3 | back [prep] [pos pn] [det] [noun] | 243 |
|
| 4 | [vb past] back [prep] [det] [noun] | 57 |
|
| 5 | [vb past] back [prep] [pos pn] [det] | 57 |
|
