| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [is] what [pers pn] [modal v] | 608 |
|
| 2 | [is] what [pers pn] [vb mod] | 608 |
|
| 3 | [is] [pron] [pers pn] must | 61 |
|
| 4 | [be] what [pers pn] must | 31 |
|
| 5 | [is] what [pron] must | 25 |
|
| 6 | [is] what [pers pn] must | 25 |
|
