| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | which may enable [noun] | 6 |
|
| 2 | [Wh det] may enable [noun] | 6 |
|
| 3 | [Wh det] may enable [noun] | 6 |
|
| 4 | [Wh det] may enable [noun pl] | 5 |
|
