| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | know [conj] [pron] [vb base] | 573 |
|
| 2 | [verb] whether [pron] [vb base] | 545 |
|
| 3 | know [subord] [pron] [vb base] | 429 |
|
| 4 | know whether [pron] [verb] | 287 |
|
| 5 | [vb infin] whether [pron] [vb base] | 233 |
|
| 6 | know whether [pron] [vb base] | 154 |
|
| 7 | know whether [pron] [vb base] | 133 |
|
