| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | when [pron] [am/are] [adv] | 536 |
|
| 2 | [v-ing] [pron] [am/are] [adv] | 133 |
|
| 3 | [v-ing] when [pron] [am/are] | 55 |
|
| 4 | [v-ing] when [pron] [adv] | 20 |
|
