| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] [verb] be [v-ing] | 1037 |
|
| 2 | [verb] be [v-ing] [det] | 793 |
|
| 3 | [modal v] be [v-ing] [det] | 655 |
|
| 4 | [modal v] [verb] be [det] | 495 |
|
| 5 | [modal v] [verb] [v-ing] [det] | 195 |
|
