| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [was/were] [v-ing] [pers pn] [prep] | 948 |
|
| 2 | [was/were] [v-ing] in [prep] | 167 |
|
| 3 | [v-ing] [pers pn] in [prep] | 88 |
|
| 4 | [was/were] [v-ing] [pers pn] in | 29 |
|
