| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] when [pers pn] [am/are] [v-ing] | 254 |
|
| 2 | [adv] [pers pn] [am/are] [v-ing] for | 148 |
|
| 3 | when [pers pn] [am/are] [v-ing] for | 52 |
|
