| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | know what was [v-ing] [to-vb] | 7 |
|
| 2 | know what was go [to-vb] | 7 |
|
| 3 | know what was going [to-vb] | 7 |
|
| 4 | know what was [verb] to happen | 6 |
|
