| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] how [adj] it must | 13 |
|
| 2 | how [adj] it must [be] | 15 |
|
| 3 | how [adj] it must be | 15 |
|
| 4 | how [adj] it must be | 15 |
|
| 5 | how [adj] it must [be] | 15 |
|
| 6 | how [adj] it must [verb] | 8 |
|
| 7 | how [adj] it must [vb infin] | 8 |
|
