| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] centred on | 282 |
|
| 2 | [noun sg] centred on | 201 |
|
| 3 | debate [verb] on | 36 |
|
| 4 | debate [vb pp] on | 15 |
|
| 5 | debate centre on | 10 |
|
| 6 | debate centred [prep] | 9 |
|
| 7 | debate centred on | 6 |
|
