| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | must be seen [prep] | 131 |
|
| 2 | must be see [prep] | 131 |
|
| 3 | must be see as | 52 |
|
| 4 | must be see to | 32 |
|
| 5 | must be see in | 28 |
|
| 6 | must be see against | 10 |
|
