| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | when he is [v-ing] [prep] | 13 |
|
| 2 | when he is [v-ing] [prep] | 13 |
|
| 3 | when he is [v-ing] in | 5 |
|
| 4 | when he is [v-ing] in | 5 |
|
