| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | may [adv] be [prep] [adj] | 37 |
|
| 2 | may [adv] be present [prep] | 15 |
|
| 3 | may be present [prep] [adj] | 11 |
|
| 4 | [adv] be present [prep] [adj] | 8 |
|
