| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [was/were] [v-ing] [prep] | 27424 |
|
| 2 | she [was/were] [v-ing] | 8440 |
|
| 3 | she [was/were] [prep] | 2216 |
|
| 4 | she [v-ing] [prep] | 599 |
|
