| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [was/were] [v-ing] for | 2885 |
|
| 2 | [was/were] [v-ing] it | 1256 |
|
| 3 | [v-ing] it for | 609 |
|
| 4 | [was/were] it for | 32 |
|
