| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] someone must have | 6 |
|
| 2 | think someone must have | 5 |
|
| 3 | [verb] someone must have | 5 |
|
| 4 | someone [adv] must have | 7 |
|
| 5 | someone [adv] must have | 7 |
|
| 6 | someone must have [verb] | 45 |
|
| 7 | someone must have [vb pp] | 45 |
|
| 8 | someone must have be | 10 |
|
| 9 | someone must have [been] | 10 |
|
| 10 | someone must have [be] | 10 |
|
| 11 | someone must have been | 10 |
|
| 12 | someone must have seen | 7 |
|
| 13 | someone must have see | 7 |
|
