| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | at the [noun] | 113139 |
|
| 2 | [prep] the back | 7991 |
|
| 3 | [prep] the back | 7991 |
|
| 4 | at [art] back | 2265 |
|
| 5 | at [art] back | 2265 |
|
| 6 | at the back | 2264 |
|
| 7 | at the back | 2264 |
|
