| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [adv] [v-ing] and | 426 |
|
| 2 | [modal v] be [adv] [v-ing] | 342 |
|
| 3 | [modal v] be [adv] and | 194 |
|
| 4 | [modal v] be [v-ing] and | 130 |
|
