| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [coord] this [noun] must [verb] | 8 |
|
| 2 | [coord] this [noun sg] must [verb] | 8 |
|
| 3 | [coord] this [noun] must [vb infin] | 8 |
|
| 4 | and this [noun] must [verb] | 7 |
|
