| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] have be [v-ing] [prep] | 3345 |
|
| 2 | when [pron] be [v-ing] [prep] | 986 |
|
| 3 | when [pron] have be [v-ing] | 87 |
|
| 4 | when [pron] have be [prep] | 72 |
|
