| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | at the [noun] i | 528 |
|
| 2 | at the [noun sg] i | 500 |
|
| 3 | at the back [pron] | 42 |
|
| 4 | [prep] the back i | 17 |
|
| 5 | at the back i | 8 |
|
| 6 | at [art] back i | 8 |
|
