| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] it must be [prep] [pron] | 5 |
|
| 2 | it must [verb] be [prep] [pron] | 8 |
|
| 3 | it must [vb infin] be [prep] [pron] | 8 |
|
| 4 | it must have be [prep] [pron] | 8 |
|
| 5 | it must have be [prep] [pron] | 8 |
|
| 6 | it must be [adj] [prep] [pron] | 36 |
|
| 7 | it must be [adj] [prep] [pron] | 34 |
|
| 8 | it must be [verb] [prep] [pron] | 15 |
|
| 9 | it must be [vb pp] [prep] [pron] | 13 |
|
| 10 | it must be [pron] [prep] [pron] | 6 |
|
| 11 | it must be [noun] [prep] [pron] | 6 |
|
| 12 | it must be [noun sg] [prep] [pron] | 6 |
|
| 13 | it must be [indef pn] [prep] [pron] | 6 |
|
| 14 | it must be [prep] [pron] [noun] | 13 |
|
| 15 | it must be [prep] [pron] [noun sg] | 9 |
|
