| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | we [modal v] be [v-ing] [prep] | 554 |
|
| 2 | [modal v] [adv] be [v-ing] [prep] | 443 |
|
| 3 | we [modal v] [adv] be [v-ing] | 184 |
|
| 4 | we [modal v] [adv] be [prep] | 49 |
|
