| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [is] know [prep] be [adj] | 53 |
|
| 2 | [Wh det] [is] know [prep] [adj] | 27 |
|
| 3 | [Wh det] [is] know [prep] be | 16 |
|
| 4 | [Wh det] [is] [prep] be [adj] | 7 |
|
