| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [is] [Wh adv] we [vb mod] | 119 |
|
| 2 | [is] [Wh adv] we [modal v] | 119 |
|
| 3 | [is] [Wh adv] [pron] must | 46 |
|
| 4 | [is] [adv] we must | 19 |
|
| 5 | [is] [Wh adv] we must | 19 |
|
| 6 | [be] [Wh adv] we must | 19 |
|
