| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pos pn] back and [be] [verb] | 7 |
|
| 2 | [pos pn] back [coord] be [verb] | 7 |
|
| 3 | his back [coord] [be] [verb] | 6 |
|
| 4 | [pos pn] back [coord] was [verb] | 5 |
|
| 5 | [pos pn] back [coord] [was/were] [verb] | 5 |
|
