| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun sg] be a central | 41 |
|
| 2 | [noun] is a central | 37 |
|
| 3 | [noun] was a central | 18 |
|
| 4 | [noun pl] be a central | 15 |
|
| 5 | [noun prp] be a central | 6 |
|
