| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] have be [v-ing] | 1003 |
|
| 2 | have be [v-ing] [det] | 763 |
|
| 3 | [modal v] be [v-ing] [det] | 655 |
|
| 4 | [modal v] have be [det] | 371 |
|
