| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] be [v-ing] [adj] | 498 |
|
| 2 | may be [verb] [adj] | 305 |
|
| 3 | may be [v-ing] [adj] | 106 |
|
| 4 | may [be] [v-ing] [adj] | 51 |
|
| 5 | may [be] [v-ing] [adj] | 51 |
|
| 6 | may be [v-ing] [adj] | 51 |
|
