| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | who [vb mod] [to-vb] | 315 |
|
| 2 | [Wh pn] used [to-vb] | 266 |
|
| 3 | [Wh pn] ought [to-vb] | 35 |
|
| 4 | [Wh pn] [vb mod] to work | 28 |
|
| 5 | [Wh pn] [vb mod] to have | 24 |
|
| 6 | [Wh pn] [vb mod] to come | 15 |
|
| 7 | [Wh pn] dare [to-vb] | 14 |
|
| 8 | [Wh pn] [vb mod] to know | 11 |
|
| 9 | [Wh pn] [vb mod] to live | 11 |
|
| 10 | [Wh pn] [vb mod] to run | 10 |
|
| 11 | [Wh pn] [vb mod] to go | 8 |
|
| 12 | [Wh pn] [vb mod] to say | 8 |
|
| 13 | [Wh pn] [vb mod] to play | 8 |
|
| 14 | [Wh pn] [vb mod] to do | 6 |
|
| 15 | [Wh pn] [vb mod] to take | 6 |
|
