| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have be [v-ing] for | 1564 |
|
| 2 | [modal v] have be [v-ing] | 1003 |
|
| 3 | [modal v] be [v-ing] for | 714 |
|
| 4 | [modal v] have be for | 62 |
|
