| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] to do when [pron] [vb base] | 11 |
|
| 2 | [pron] [v-ing] to do when [pron] | 9 |
|
| 3 | [pron] [v-ing] when [pron] [vb base] | 9 |
|
| 4 | [v-ing] to do when [pron] [vb base] | 7 |
|
