| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] it must be [prep] | 28 |
|
| 2 | [Wh det] it must be [prep] | 27 |
|
| 3 | what it must be [prep] | 26 |
|
| 4 | what it must be [prep] | 26 |
|
| 5 | [conj] it must be [prep] | 24 |
|
| 6 | [coord] it must be [prep] | 15 |
|
| 7 | but it must be [prep] | 12 |
|
| 8 | [adv] it must be [prep] | 12 |
|
| 9 | but it must be [prep] | 12 |
|
| 10 | [adj] it must be [prep] | 11 |
|
| 11 | [noun] it must be [prep] | 11 |
|
| 12 | [noun sg] it must be [prep] | 10 |
|
| 13 | [adv] it must be [prep] | 9 |
|
| 14 | [adj] it must be [prep] | 9 |
|
| 15 | [verb] it must be [prep] | 9 |
|
| 16 | that it must be [prep] | 5 |
|
| 17 | [that] it must be [prep] | 5 |
|
| 18 | think it must be [prep] | 5 |
|
| 19 | that it must be [prep] | 5 |
|
| 20 | it must [verb] be [prep] | 83 |
|
| 21 | it must have be [prep] | 83 |
|
| 22 | it must [vb infin] be [prep] | 83 |
|
| 23 | it must have be [prep] | 82 |
|
| 24 | it must of be [prep] | 6 |
|
| 25 | it must of be [prep] | 6 |
|
| 26 | it must [prep] be [prep] | 6 |
|
| 27 | it must [prep] be [prep] | 6 |
|
| 28 | it must [adv] be [prep] | 5 |
|
| 29 | it must be [verb] [prep] | 302 |
|
| 30 | it must be [vb pp] [prep] | 288 |
|
