| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it must be [vb pp] | 1391 |
|
| 2 | it must [be] remembered | 175 |
|
| 3 | it must [be] said | 170 |
|
| 4 | it must [be] stressed | 69 |
|
| 5 | it must [be] admitted | 61 |
|
| 6 | it must [be] noted | 45 |
|
| 7 | it must [be] recognised | 33 |
|
| 8 | it must [be] emphasised | 32 |
|
| 9 | it must [be] done | 32 |
|
| 10 | it must [be] borne | 31 |
|
| 11 | it must [be] pointed | 23 |
|
| 12 | it must [be] made | 21 |
|
| 13 | it must [be] emphasized | 19 |
|
| 14 | it must [be] added | 18 |
|
| 15 | it must [be] seen | 17 |
|
| 16 | it must [be] acknowledged | 16 |
|
| 17 | it must [be] observed | 15 |
|
| 18 | it must [be] recognized | 15 |
|
| 19 | it must [be] assumed | 14 |
|
| 20 | it must [be] shown | 14 |
|
| 21 | it must [be] taken | 14 |
|
| 22 | it must [be] accepted | 13 |
|
| 23 | it must [be] understood | 13 |
|
| 24 | it must [be] appreciated | 13 |
|
| 25 | it must [be] conceded | 12 |
|
| 26 | it must [be] based | 12 |
|
| 27 | it must [be] stated | 11 |
|
| 28 | it must [be] realised | 11 |
|
| 29 | it must [be] used | 10 |
|
| 30 | it must [be] considered | 10 |
|
