| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] i must have been | 18 |
|
| 2 | [conj] i must have been | 18 |
|
| 3 | [vb base] i must have been | 15 |
|
| 4 | think i must have been | 11 |
|
| 5 | think i must have been | 10 |
|
| 6 | [coord] i must have been | 7 |
|
| 7 | that i must have been | 6 |
|
| 8 | that i must have been | 6 |
|
| 9 | [that] i must have been | 6 |
|
| 10 | [subord] i must have been | 5 |
|
| 11 | i must have been [adj] | 32 |
|
| 12 | i must have been [verb] | 31 |
|
| 13 | i must have been [adj] | 29 |
|
| 14 | i must have been [adv] | 27 |
|
| 15 | i must have been [adv] | 24 |
|
| 16 | i must have been [v-ing] | 20 |
|
| 17 | i must have been [vb pp] | 11 |
|
| 18 | i must have been [art] | 10 |
|
| 19 | i must have been [prep] | 10 |
|
| 20 | i must have been [art] | 10 |
|
| 21 | i must have been [prep] | 10 |
|
| 22 | i must have been a | 7 |
|
| 23 | i must have been a | 6 |
|
| 24 | i must have been about | 6 |
|
| 25 | i must have been about | 6 |
|
| 26 | i must have been mad | 5 |
|
| 27 | i must have been mad | 5 |
|
