| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun prp] have be [v-ing] | 1989 |
|
| 2 | have be [v-ing] [pron] | 1973 |
|
| 3 | [noun prp] be [v-ing] [pron] | 1949 |
|
| 4 | [noun prp] have be [pron] | 57 |
|
