| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | must have had | 299 |
|
| 2 | must have known | 194 |
|
| 3 | must have done | 147 |
|
| 4 | must have seen | 139 |
|
| 5 | must have taken | 126 |
|
| 6 | must have got | 112 |
|
| 7 | must have gone | 112 |
|
| 8 | must have seemed | 112 |
|
| 9 | must have thought | 110 |
|
| 10 | must have felt | 103 |
|
| 11 | must have come | 96 |
|
| 12 | must have looked | 91 |
|
| 13 | must have made | 85 |
|
| 14 | must have heard | 75 |
|
| 15 | must have left | 52 |
|
| 16 | must have happened | 49 |
|
| 17 | must have given | 45 |
|
| 18 | must have told | 40 |
|
| 19 | must have cost | 38 |
|
| 20 | must have found | 34 |
|
| 21 | must have put | 32 |
|
| 22 | must have realised | 32 |
|
| 23 | must have said | 32 |
|
| 24 | must have passed | 31 |
|
| 25 | must have fallen | 31 |
|
| 26 | must have noticed | 30 |
|
| 27 | must have read | 30 |
|
| 28 | must have worked | 26 |
|
| 29 | must have forgotten | 25 |
|
| 30 | must have occurred | 25 |
|
