| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] [pron] [was/were] | 133994 |
|
| 2 | [subord] [pron] [was/were] | 62682 |
|
| 3 | while [pron] [be] | 4904 |
|
| 4 | while [pron] [was/were] | 2421 |
|
