| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | how [det] [verb] [pron] [verb] | 560 |
|
| 2 | how [adj] [verb] [pron] [vb infin] | 490 |
|
| 3 | [adv] [det] [verb] [pron] [vb infin] | 460 |
|
