| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | they [modal v] be [v-ing] | 1125 |
|
| 2 | [vb infin] they be [v-ing] | 178 |
|
| 3 | [vb infin] they [modal v] be | 101 |
|
| 4 | [vb infin] [modal v] be [v-ing] | 6 |
|
