| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | known what be [v-ing] on | 10 |
|
| 2 | known what be [v-ing] [adv prt] | 10 |
|
| 3 | known what be going [adv prt] | 10 |
|
| 4 | known what was [v-ing] [adv prt] | 8 |
|
