| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | while she was [v-ing] in | 8 |
|
| 2 | while she was [v-ing] at | 6 |
|
| 3 | while she was [v-ing] for | 6 |
|
| 4 | while she was [v-ing] on | 5 |
|
| 5 | while she was working [prep] | 5 |
|
| 6 | while she was waiting [prep] | 5 |
|
