| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh det] may [be] [adj] | 333 |
|
| 2 | [Wh det] may [be] [adj] | 302 |
|
| 3 | [pron] may [be] helpful | 85 |
|
| 4 | [Wh det] [modal v] [be] helpful | 24 |
|
| 5 | [Wh det] [vb mod] [be] helpful | 24 |
|
| 6 | [Wh det] may [be] helpful | 7 |
|
| 7 | [Wh det] may [be] helpful | 7 |
|
