| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | we apologise for [art] [noun sg] | 11 |
|
| 2 | we apologise for [art] [noun] | 11 |
|
| 3 | we apologise for [art] error | 7 |
|
| 4 | we apologise for [art] error | 7 |
|
