| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb base] been [adj] to | 225 |
|
| 2 | [verb] been central to | 23 |
|
| 3 | [vb base] been central [prep] | 9 |
|
| 4 | [vb base] been central [prep] | 9 |
|
| 5 | [vb base] [be] central to | 9 |
|
| 6 | [vb base] be central to | 9 |
|
| 7 | [vb base] [been] central to | 8 |
|
| 8 | [vb base] been central to | 8 |
|
