| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun prp] [noun] centre | 1832 |
|
| 2 | [noun prp] [noun] research | 183 |
|
| 3 | [noun] research centre | 153 |
|
| 4 | [noun prp] research centre | 52 |
|
