| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [indef pn] [pron] [modal v] | 621 |
|
| 2 | know [prep] [indef pn] [pron] | 43 |
|
| 3 | know [indef pn] [pron] [modal v] | 31 |
|
| 4 | know [prep] [pron] [modal v] | 7 |
|
