| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun pl] may [be] useful | 26 |
|
| 2 | [noun pl] may be useful | 26 |
|
| 3 | [noun pl] may be useful | 26 |
|
| 4 | [noun pl] may [be] useful | 26 |
|
