| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | when [indef pn] [adv] is [v-ing] | 6 |
|
| 2 | when [indef pn] else is [v-ing] | 6 |
|
| 3 | when [indef pn] else is [v-ing] | 6 |
|
