| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | this [noun] must be [prep] | 9 |
|
| 2 | this [noun sg] must be [prep] | 8 |
|
| 3 | this must [verb] be [prep] | 5 |
|
| 4 | this must have be [prep] | 5 |
|
| 5 | this must have be [prep] | 5 |
|
| 6 | this must [vb infin] be [prep] | 5 |
|
| 7 | this must be [verb] [prep] | 114 |
|
| 8 | this must be [vb pp] [prep] | 113 |
|
| 9 | this must be [adj] [prep] | 26 |
|
| 10 | this must be done [prep] | 17 |
|
| 11 | this must be do [prep] | 17 |
|
| 12 | this must be one [prep] | 13 |
|
| 13 | this must be one [prep] | 13 |
|
| 14 | this must be [num] [prep] | 13 |
|
| 15 | this must be [adj] [prep] | 12 |
|
| 16 | this must be see [prep] | 5 |
|
| 17 | this must be seen [prep] | 5 |
|
| 18 | this must be [prep] [noun] | 6 |
|
| 19 | this must be [prep] [noun sg] | 5 |
|
