| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | when [pron] be [v-ing] [pron] | 421 |
|
| 2 | when [pron] be [v-ing] [noun] | 282 |
|
| 3 | [pron] be [v-ing] [noun] [pron] | 174 |
|
| 4 | when [pron] be [noun] [pron] | 30 |
|
