| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun sg] which was the [noun sg] | 111 |
|
| 2 | [noun sg] what was the [noun sg] | 17 |
|
| 3 | [noun sg] [Wh det] was the subject | 12 |
|
| 4 | [noun sg] [Wh det] was the basis | 6 |
|
