| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | to [art] extent | 1476 |
|
| 2 | to the extent | 1257 |
|
| 3 | to the extent | 1257 |
|
| 4 | to an extent | 219 |
|
| 5 | to a extent | 219 |
|
