| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | as [noun] [prep] | 13084 |
|
| 2 | as [noun pl] [prep] | 3164 |
|
| 3 | [prep] centres [prep] | 128 |
|
| 4 | as centre [prep] | 25 |
|
| 5 | as centres [prep] | 24 |
|
