| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] [verb] what [is] [prep] | 44 |
|
| 2 | [adv] know what [is] [prep] | 30 |
|
| 3 | [adv] know [pron] [is] [prep] | 16 |
|
| 4 | [adv] know what [be] [prep] | 10 |
|
| 5 | [adv] know what [is] [prep] | 9 |
|
