| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | extent [prep] [noun sg] which | 7 |
|
| 2 | extent [prep] [noun sg] which | 7 |
|
| 3 | extent [prep] [noun sg] which | 7 |
|
| 4 | extent of [noun sg] which | 6 |
|
| 5 | extent of [noun sg] which | 6 |
|
