| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | may be [verb] | 16298 |
|
| 2 | [modal v] be [v-ing] | 15837 |
|
| 3 | may [be] [v-ing] | 1195 |
|
| 4 | may be [v-ing] | 1195 |
|
| 5 | may [be] [v-ing] | 1195 |
|
